Answer:
Plants would be unable to grow and produce oxygen for the animals.
Explanation:
Sunlight, which supports plants, is considered an abiotic factor. If there were no sunlight, plants wouldn't be able to grow, which means no oxygen for many living things found in that specific ecosystem. In other words, that ecosystem would become uninhabitable.
The factors that are non-living and cannot reproduce or breathe are called abiotic factors. Examples are light, temperature, water, soil, wind etc.
If the abiotic are removed from an ecosystem then:
Option B. The plants would not be able to grow and produce oxygen for animals.
The statement can be explained as:
Abiotic factors are a vital part of an ecosystem and without them, there will be unbalanced and destruction of biotic factors.Biotic factors are dependent on abiotic factors for living and growth. In the absence of abiotic factors like light, water, soil etc. plants will not be able to produce food and the energy pyramid and the food chain will be disturbed as plants are the main producers.Plants utilizes the abiotic factors to produce food and oxygen vital for survival for both plants and animals.Therefore, option B is correct.
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PLEASEEE ANSWER IN NEXT 5 MIN Why do the cells need time to recover after the heat shock?
Answer:
Following heat shock or electroporation, transformed cells are cultured in antibiotic-free liquid medium for a short period to allow expression of antibiotic resistance gene(s) from the acquired plasmid to begin (Figure 5). This step improves cell viability and cloning efficiency.
Final answer:
Cells need time to recover after a heat shock to refold misfolded proteins with the help of heat shock proteins (HSP), ensuring proper cell function and survival.
Explanation:
Cells need time to recover after a heat shock because the increase in temperature can damage proteins, causing them to misfold. Heat shock proteins (HSP) are a class of chaperones that aid in refolding these damaged proteins. When cells are exposed to high temperatures, they activate these heat shock proteins by releasing them from the NR/HSP complex and increasing the transcription of HSP genes. The recovery period allows these proteins to repair and refold misfolded proteins, ensuring that the cell maintains proper function and avoids the accumulation of damaged proteins which could lead to cell death.
In the wake of a heat shock, cells enter a lag period where they may need to synthesize RNA, enzymes, and other essential metabolites to adapt to environmental changes and repair any damage incurred. This is crucial for cell survival as continued stress without the chance to recover can result in cell death.
a person has a condition that makes her bone weak and easily broken. what part of the bone is most likely the cause of this condition?
a/ compact tissue
b/foramina tissue
c/spongy tissue
d/bone marrow
Answer:
Compact tissue I think
Explanation:
Final answer:
The spongy tissue of the bones is the most likely cause of a condition that results in weak and easily broken bones, such as osteoporosis, which makes the bone tissue brittle, thin, and prone to breakage.
Explanation:
A person with a condition that makes their bones weak and easily broken likely has an issue with the spongy tissue of their bones. Compact bone tissue forms the hard external layer of all bones and consists of osteons, which makes it strong and durable. Spongy bone tissue, on the other hand, forms the inner layer of all bones and consists of trabeculae. It is found in areas of bones that are not heavily stressed or at which stresses arrive from many directions. Spongy bone is less dense and more porous than compact bone, making it susceptible to conditions like osteoporosis, where the bone tissue becomes brittle, thin, and spongy. These fragile bones can break easily, and they start to crumble and collapse, making spongy bone the most likely part to cause conditions associated with weak and easily broken bones.
The ecosystem with the greatest biodiversity is the one that has the greatest:
A : variety of living things
B :average annual rainfall
C :cover of land area
D :elevation above sea level
The greatest biodiversity is found in ecosystems with a wide variety of living things. This means having a diverse range of species and genetic differences among them.
Explanation:The ecosystem with the greatest biodiversity is the one that has the greatest variety of living things (Option A). Biodiversity refers to the variety of life found in a particular ecosystem or across the entire planet. It includes the number of different species, the genetic diversity within and between these species, and the range of habitats and ecosystems. The more variety of different species and genetic differences, the higher the biodiversity. This is crucial for the health of the ecosystem, as each species fills a different ecological niche and contributes to the system's overall resilience.
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what are the best baits for catfish
Answer:
Expmple
Nightcrawlers. Nightcrawlers remain a great bait for all cats, sometimes unequaled for channel cats. ...
Potatoes are an example of tubers, which are plant stems that are adapted for storing food. Which of the following is something that tubers can do but seeds cannot?
Answer:
allow an individual plant to live for more than one year
Explanation:
Tubers, like potatoes, can produce new plants through vegetative propagation, while seeds cannot.
Explanation:Tubers, such as potatoes, have a unique ability that seeds do not possess: they can produce new plants by vegetative propagation. This means that a single tuber can give rise to multiple new plants that are genetically identical to the parent plant. In contrast, seeds are the result of sexual reproduction and can produce new plants that show genetic variability.
Question 6: Why might islands be good ecosystems to study the outcomes of the founder effect?
Answer: This can be useful site to study the diversity of organisms.
Explanation:
The founder effect is the known phenomena proposed by Ernst Meyer. It occurs when a small number of organisms leave the larger population. The genetic variation will be lost when a new population is established by the small population. Due to lack of genetic variation the new population becomes phenotypically and genotypically different from the parent population. This process lead to speciation.
The islands are the regions where few organisms can be found, those have migrated from the native land. Thus the study of diversity of these organisms will become simple.
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A P E X
What is produced in a lymph node?
A. Red blood cells
B. Antigens
C. White blood cells
D. Lysozymes
Answer:
The answer is C. white blood cells
Explanation:
Hope this helps :)
The Arizona poppy is a plant that is native to the Southwestern United States. Its orange flower blooms in the summer and the plant is covered in small hairs. It is an important part of an ecosystem because at least 46 different species of insects visit the flower for food.
Because the Arizona poppy is a plant, it carries out the process of photosynthesis. Which of the following compounds would the plant require as inputs for photosynthesis and which would be considered outputs? Drag each compound into the correct box.
INPUTS OUTPUTS
Compounds : carbon dioxide, oxygen, sugar, and water
Answer:
inputs: carbon dioxide, water
outputs: sugar, oxygen
Explanation:
Here is the equation for photosynthesis:
CO2 + H2O ----sunlight energy---> C6H12O6 (glucose/sugar) + O2
In the given scenario, the input is the carbon dioxide and water while it will give output of oxygen and glucose in case of plants.
What is photosynthesis?Process called photosynthesis by which plants convert sunlight, water, and carbon dioxide into oxygen and sugar energy.
Photosynthesis is a process that plants and other organisms use to convert light energy into chemical energy that can then be released to fuel the organism's activities via cellular respiration.
Photosynthesis' primary function is to convert solar energy into chemical energy and then store that chemical energy for later use.
This process powers the majority of the planet's living systems. It is inefficient by human engineering standards, but it does the job.
Thus, during the process of photosynthesis, the inputs are carbon dioxide and water, while the output is glucose and oxygen.
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compare and contrast microevolution and macroevolution
Answer: Microevolution happens on a small scale, while macroevolution happens on a scale that transcends the boundaries of a single species. Despite their differences, evolution at both of these levels relies on the same, established mechanisms of evolutionary change: mutation.
Explanation: brainliest please
Microevolution refers to small-scale changes within a species over a few generations, usually driven by processes like mutation, migration, genetic drift, and natural selection. Macroevolution refers to large-scale changes over geologic time that often result in new species or extinction.
Explanation:The concepts of microevolution and macroevolution both refer to changes occurring in species over time, but they occur at different scales. Microevolution refers to the changes in allele frequencies in a population over time. These changes usually happen over a few generations and are often driven by processes like mutation, migration, genetic drift, and natural selection. For example, a bacteria population might evolve resistance to a particular antibiotic due to favoring the survival of individuals with resistant mutations.
Macroevolution, on the other hand, refers to larger-scale changes that occur over geologic time, often resulting in the emergence of new species (speciation), or extinction of existing ones. For instance, the evolution of mammals from a common mammalian ancestor is an example of macroevolution.
So, summarily, microevolution focuses on changes within species, while macroevolution studies the patterns and processes of species themselves over time.
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what is an example of a density dependent factor
Answer:
In nature, limiting factors affecting population sizes include how much food and/or shelter is available, as well as other density-dependent factors. Density-dependent factors are not relevant to populations that are below "carrying capacity," (i.e., how much life a habitat can support) but they start to have to become noticeable as populations reach and exceed that limit. The degree of control imposed by a density-dependent factor correlates to population size such that the effect of the limitation will be more pronounced as population increases. Density-dependent factors include competition, predation, parasitism and disease.
Competition
Habitats are limited by space and resource availability, and can only support up to a certain number of organisms before reaching their carrying capacity. Once a population exceeds that capacity, organisms must struggle against one another to obtain scarce resources. Competition in natural populations can take many forms. Animal communities compete for food and water sources whereas plant communities compete for soil nutrients and access to sunlight. Animals also vie for space in which to nest, roost, hibernate, or raise young, as well as for mating rights.
Predation
Many populations are limited by predation; predator and prey populations tend to cycle together, with the predator population lagging somewhat behind the prey population. The classic examples of this are the hare and the lynx: as the hare population increases, the lynx has more to eat and so the lynx population can increase. The increased lynx population results in more predatory pressure on the hare population, which then declines. The drop in food availability in turn causes a drop in the predator population. Thus, both of these populations are influenced by predation as a density-dependent factor.
Parasitism
When organisms are densely populated, they can easily transmit internal and external parasites to one another through contact with skin and bodily fluids. Parasites thrive in densely packed host populations, but if the parasite is too virulent then it will begin to decimate the host population. A decline in the host population will in turn reduce the parasite population because greater distance between host organisms will make transmission by more difficult.
Disease
Disease is spread quickly through densely packed populations due to how close organisms are to one another. Populations that rarely come into contact with one another are less likely to share bacteria, viruses and fungi. Much like the host-parasite relationship, it is beneficial to the disease not to kill off its host population because that makes it more difficult to for the disease to survive.
An example of a density-dependent factor are diseases and competition, as these are the factors that are dependent on population density, such as when there is a high population, then these change, and vice versa.
What is the significance of the competition for the population?The competition is very significant for the population, as if the place has a lower population and a less dense area but has high resources, then the individuals in that area will have enough resources to live without any competition, resulting in less competition. When a high-population area has limited resources, there is intense competition, which leads to the death of some individuals and the loss of a gene pool.
Hence, an example of a density-dependent factor are diseases and competition, as these are the factors that are dependent on population density, such as when there is a high population, then these change, and vice versa.
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Types of genotypes of the gametes in an individual heterozygous for the FXN gene
Answer:
The types of gamete in a heterozygous individual for the FXN gene will be two. A dominant gamete, which contains the "A" allele and a recessive gamete, which contains the "a" allele.
Explanation:
When an individual is heterozygous for a given gene, it means that that individual has different gametes (related to that gene), with that, that individual will generate two types of gamete; a dominant gamete with the "A" allele and a recessive gamete with the "a" allele.
If the individual is homozygous dominant, he will only generate one type of gamete, which is the gamete with the "A" allele. however, if the individual is homozygous recessive, he will only generate one type of gamete, which is the gamete with the "a" allele.
Final answer:
In individuals heterozygous for a specific gene, such as the FXN gene, two types of gametes would be produced with different genotypes, carrying either the dominant or recessive allele of the gene. This principle is similar for both sex-linked and autosomal genes, crucial for understanding inheritance patterns.
Explanation:
The question involves understanding the types of genotypes produced by gametes in an individual heterozygous for a specific gene, taking the FXN gene as an example. The FXN gene is not explicitly dealt with in provided materials, but by analogy to information about X-linked genes and gamete formation, we can deduce necessary information. In the context of X-linked genetic crosses, such as those involving the Drosophila eye color, gametes from an individual heterozygous for a specific gene (like the FXN gene, if it were X-linked) would produce two types of gametes in terms of genotype.
In the case of a female heterozygous for an X-linked gene, the two types of gametes would contain either the dominant or recessive allele of the gene in question. If the gene were similar to the F8 or eye color genes in Drosophila (where 'X' represents the chromosome and the superscripts represent different alleles), the genotypes of the gametes would be XA and Xa where 'A' stands for the dominant allele and 'a' for the recessive allele, assuming full dominance in the heterozygous condition. For a male heterozygous for an X-linked gene, since males possess one X and one Y chromosome and no homologous pair for the X chromosome, they would be considered hemizygous, thus producing gametes either carrying the X chromosome with the gene or a Y chromosome without it, denoted as XAY and XY, respectively.
This concept can be extrapolated to any gene, including autosomal genes where individuals produce two types of gametes, carrying either allele of the heterozygous pair. Understanding this mechanism is crucial for comprehending how genetic variations are passed through generations, affecting phenotypic ratios in offspring.
A state decides to invest in solar energy panels. How could their investment
slow down resource depletion?
A. It will increase the consumption of electricity from coal.
O
B. It will reduce the cost of electricity from alternative sources.
O
C. It will increase the supply of electricity from alternative sources.
O
D. It will reduce the demand for electricity overall.
It will increase the supply of electricity from alternative sources. (Option C).
How could their investment slow down resource depletion?Investing in solar energy panels increases the supply of electricity from alternative and renewable sources. Solar energy is a clean and sustainable energy source that does not deplete finite resources like fossil fuels (coal, oil, natural gas).
By increasing the supply of electricity from alternative sources like solar power, a state can reduce its reliance on fossil fuels and slow down resource depletion. This reduces the environmental impact and dependence on non-renewable resources, contributing to a more sustainable energy future.
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Why are station models important?
Answer:
Meteorologists created the station model to fit a number of weather elements into a small space on weather maps. This allows map users to analyze patterns in atmospheric pressure, temperature, wind speed & direction, cloud cover, precipitation, and other parameters.
how do you offspring resulting from sexual reproduction differ from offers resulting from asexual reproduction
Answer:
One parent or two? That is the main difference between sexual and asexual reproduction. Sexual reproduction just means combining genetic material from two parents. Asexual reproduction produces offspring genetically identical to the one parent.
Explanation:
PLEASE HELP
Growth hormone and insulin are protein hormones that regulate carbohydrate metabolism by hepatocytes (liver cells) through the activation of intracellular signaling pathways. Researchers investigated whether the two hormones trigger the same or different intracellular signaling pathways in hepatocytes. The researchers added either growth hormone or insulin to parallel cultures of hepatocytes. At several time points after the hormone addition, they purified total intracellular protein from the cells and quantified the level of the phosphorylated forms of two proteins involved in two different signaling pathways (Figure 1, A and B).
(a) Describe the first interaction that triggers signaling to begin in a target cell.
(b) Identify a dependent variable in the experimental design. Identify a negative control for the effects of hormone addition. Identify a likely reason why the researchers continued their experiment for 240 minutes.
(c) Describe the hormone and signaling protein combination that produced the greatest and most prolonged response. For the phosphorylated STAT5 response that reached 100 percent at 10 minutes in Figure 1A , calculate the rate of decrease (percent decrease per minute) in the detected level of phosphorylated STAT5 from 10 to 30 minutes.
(d) The researchers claim that the similar regulation of carbohydrate metabolism by hepatocytes when the cells are treated with growth hormone or insulin results from the activation of different signaling pathways. Use the data from the researchers’ experiment to support their claim.
Answer a:
In the case of growth hormone, it activates the STAT5 signaling pathway. Therefore, initially, as the hepatocytes sense growth hormone, they imitate the STAT 5 pathway, which after some time maintains a steady rate.
In the addition of insulin, it activates Protein kinase B pathway initially.
Answer b:
The dependent variable in the experiment is the level of STAT 5 and protein kinase B proteins. Those proteins are depending upon the independent variables growth hormone and insulin. A negative control should be the addition of the same amount of water into hepatocytes, which will give no effect to the protein levels.
The researcher wants to identify short and long term effects of both hormones in terms of whether the signaling pathway interacts with each other or not and to identify the steady-state of the signaling pathway. That is why the researcher run the experiment for 240 minutes.
Answer c:
Insulin and protein kinase B interaction is the greatest and most prolonged response as is seen in the graph. Protein kinase B level reached to 100 after 30 minutes as insulin added while the level remained to near 80 even after 240 minutes.
The level of STAT 5 at the 10th minute = 100
The level of STAT 5 at 30th minute = 35
From 10 to 30 minutes, the level of STAT 5 = 100 – 35
From 10 to 30 minutes, the level of STAT 5 = 65
Duration = 30 – 10 minutes
Duration = 20 minutes
Rate of decrease = 65/20
Rate of decrease = 3.25 levels/min
Answer d:
The claim by the researcher is supported because of the known functions of insulin and growth factors. Both hormones have a tendency to respond to the presence of glucose. The growth hormone initiates STAT5 signaling for producing the Igf-1 factor that is important for utilizing glucose. The insulin hormone is well known for utilizing glucose.
what is the starfish experiment?
Answer:
When starfish were removed from their environment, the species richness of that area went down. This was because the starfish ate the mussels, and when the starfish were removed, the mussels became abundant and preyed on many of the other species.
This experiment showed that the starfish were a keystone species. A keystone species is a species that has a low biomass but a large impact on the community they are living in.
describe the process of water changing state
Answer:
Explanation:
Water freezes into ice heats up and boils to steam
Answer:
Substances can change state, usually when they are heated or cooled.
The closeness, arrangement and motion of the particles in a substance change when it changes state.
If water turns to gas, (for example steam) the particles move more freely with each other and if it turns to solid (ice) the particles are packed more closely together.
To change into gas, water needs to be heated and to change into a solod water needs to be freezed
Explanation:.
In fungi, which is a disadvantage of asexual reproduction as compared to sexual reproduction?
The disadvantages of sexual reproduction:
• time and energy are needed to find a mate
• it is not possible for an isolated individual to reproduce
The disadvantages of asexual reproduction include:
•it does not lead to genetic variation in a population
•the species may only be suited to one habitat
• disease may affect all the individuals in a population
Answer:
Asexual reproduction requires ideal environmental conditions.
Explanation: It is a disadvantage because it is harder to find ideal locations.
What is the correct meaning of the word liable?
The contract stated that the homeowner is liable for any damages caused from weather.
responsible
responsible
punished
protected
guilty
Answer:
responsible by law is liable
During Anaerobic respiration:
A. glucose is not used as the energy source, since there is no oxygen.
B. glucose is converted into ATP.
C. ATP is converted into Lactic Acid.
D. glucose is converted into Lactic Acid.
During anaerobic respiration, glucose is converted into ATP. The correct option is B.
What is anaerobic respiration?
Anaerobic respiration happens in those organisms that do not require oxygen or don't get oxygen. Anaerobic respiration also occurs when there is a scarcity of oxygen.
Anaerobic respiration also broke down food and produces energy, but the energy produced by respiration is way less than aerobic respiration, it is just 2 ATP.
Thus, the correct option is B. glucose to be converted into ATP.
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a paleontologists finds a plant fossil that shows evidence of a vascular structure. what can the paleontologists conclude.
A. It was a land plant B. It was a sporophyte C. It was an ocean plant D. It was a gametophyte
Answer:
it was a land plant!!
Explanation:
The paleontologist can conclude that the plant fossil was a land plant (option A), as the presence of vascular structures is a defining characteristic of land plants.
What are plants' vascular tissues?Vascular tissues are specialized tissues found in the vast majority of land plants that transport water and nutrients throughout the plant body. They consist of two types of tissues: xylem and phloem. Xylem transports water and dissolved minerals from the roots to the leaves and other parts of the plant, while phloem transports sugars and other nutrients produced in the leaves during photosynthesis to other parts of the plant.
Hence, the paleontologist can conclude that the plant fossil was a land plant (option A), as the presence of vascular structures is a defining characteristic of land plants.
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What is heritable variation?
Answer:
Heritable variation refers to the genetic differences between organisms that allow you and I to have different hair colour, height
Explanation:
These variations can be a result of genetic mutation, where factors such as sunlight alter certain genes. This is why people in Africa, for instance, have dark skin.
Which elements are part of an area's topography? Check all that apply.
weather
climate
elevation
landforms
relief
Answer: elevation, landforms , relief
Explanation:
Area's topography can be defined as the physical features with which the area of the land is associated with. These features are mountains, lakes, valleys and rivers.
The following are the elements of the parts of the area's topography:
Elevation: The elevation describes the height above the given level. This can be used to measure the height of the mountain.
Landforms: Landforms are the features of the Earth's surface that includes the parts like hills, plains and mountains.
Relief: A relief gives an idea of elevation from the concerned point in a landform.
Answer:
elevation, land forms , relief
Explanation:
hope it helps you out
In polar areas, water on the ocean's surface can freeze. As the water turns into ice, salts are squeezed out of the ice and enter the liquid water below the ice layer. What is the result of this?
Answer:
The ice becomes freshwater.
Explanation:
As many would know, most of freshwater on earth (about 68.7%) is kept in glaciers and icecaps. This tells us that the ice frozen in icecaps are freshwater.
Final answer:
The exclusion of salts from forming sea ice increases the density of the water, causing the cold, salty water to sink to the ocean bottom, contributing to downwelling.
Explanation:
When water in the polar areas begins to freeze, the salts in the water are squeezed out and increase the salinity of the liquid water beneath the ice layer. This process increases the density of the water, causing it to sink. Such an increase in salinity and decrease in temperature makes this water denser than the surrounding water. As a result, the cold, salty water sinks to the bottom of the ocean in a process known as downwelling. This is crucial in ocean circulation because it helps to distribute nutrients and energy around the globe.
Of the over 11,600 applications to the USDA by seed producers for GE crops, how many were eventually deregulated and allowed to be sold?
Answer:
1,190 were eventually deregulated and allowed to be sold.
Explanation:
As you may already know, in order for a seed producer to sell transgenic seeds and plants, or any other genetically modified product, he will need to request an evaluation of his production. This is because it is necessary to guarantee that the transgenic seeds will not cause any harm to any living being, nor has the potential to become a pest.
However, the production of transgenic products has grown more and more each year, which means that the increase in requests for evaluation of production is increasing. As an example of this, we can mention the 11,600 requests to the USDA from seed producers for transgenics that have occurred since 1987, of which 1,190 were eventually deregulated and allowed to be sold.
A wave is traveling through X. What can be known about X?
It is empty space.
It is any medium
It is a solid.
It is a liquid.
Answer:
B. it is any medium
Explanation:
A wave is traveling through X. Here, X can be any medium. Therefore, option B is correct.
What are waves and their types?A wave is an energetic disturbance in a medium that doesn't include any net particle motion. Elastic deformation, a change in pressure, an electric or magnetic intensity, an electric potential, or a change in temperature are a few examples.
In most cases, the impact of winds on the ocean's surface is what generates waves. The ocean's surface water particles are driven downward by winds. Once more, water vapor rises above the surface.
There are mainly two types of waves and that are longitudinal and transverse waves. They travel through a medium. Thus, a wave is traveling through X. Here, X can be any medium. Therefore, option B is correct.
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How is solar eclipse positioned
Answer:
A solar eclipse occurs when the moon gets between Earth and the sun, and the moon casts a shadow over Earth. A solar eclipse can only take place at the phase of new moon, when the moon passes directly between the sun and Earth and its shadows fall upon Earth's surface
Explanation:
A solar eclipse occurs when the moon passes in front of the sun, blocking it out partially or completely. The eclipse results in parts of the earth being covered in the shadow of the moon.
What can you tell about Jupiter from the diagram of the planets? A) It has more moons than Earth does. B) It is colder there than it is on Earth. C) It is warmer there than it is on Earth. D) Its days are shorter than the days on Earth.
Answer:
The answer was B) It is colder there than it is on Earth
Explanation:
Here's why: Jupiter is farther from the Sun, so it colder there than on Earth. While the inner core of the planet is warm, on the surface, the average temperature on Jupiter is about -200 degrees Fahrenheit.
Jupiter is colder there than it is on Earth from the diagram of the planets. Thus, option A is correct.
What are the main features of jupiter?Jupiter is farther from the Sun, so it colder there than on Earth. While the inner core of the planet is warm, on the surface, the average temperature on Jupiter is about -200 degrees Fahrenheit. Johannes Kepler was a German scientist who was responsible for revolutionizing the way the world thought the planets were and how they moved.
During the Scientific Revolution, Kepler made a law of planetary motion that settled the debate of whether the Sun was the epicenter of the planets or the Earth. With the details from his three laws of planetary motion, he showed that Earth was not the center of the universe.
Therefore, Jupiter is colder there than it is on Earth from the diagram of the planets. Thus, option A is correct.
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Which activity would help decrease the greatest carbon-releasing activity in US homes?
Option are not provided in the question. The complete question is:
Which activity would help decrease the greatest carbon-releasing activity in US homes?
limiting time in hot showers
wearing layers of clothing
turning off lights when leaving a room
unplugging electronics when not in use
Answer:
wearing layers of clothing
Explaination:
Increasing carbon emission in environment is one of the major cause of global warming and climate change. There are several human activities that contribute to increament in carbon-releasing such as burning of fossil fuels, industrial manufacturing and deforestation et-cetra.
Wearing layers of clothes can decrease the greatest carbon-releasing activity in US homes because the weather of US is cold and people use a lot of fossil fuel to make their surrounding warm. Wearing layered clothes will help US people to feel warm and reduce the burning of fossil fuel which is major contributor to carbon emission.
Hence, The correct option is wearing layers of clothing.
Answer:
wearing layers of clothes
Explanation:
hope this helps
Increased energy efficiency ultimately leads to lower costs.
Please select the best answer from the choices provided
T
F
Answer:
T
Explanation:
Increased energy efficiency ultimately leads to lower costs. The given statement is true.
What is Energy efficiency?Energy conversion efficiency or energy efficiency (η) is the ratio between the useful output of an energy conversion machine and the input of energy. The input, as well as the output may be chemical, electric power, mechanical work, light or radiation, or heat energy. The resulting value (η), ranges between the value of 0 and 1.
Energy conversion efficiency depends on the usefulness of the output of the machine. All or a part of the heat which is produced from burning a fuel may become rejected waste heat if, for example, the work is the desired output from a thermodynamic cycle. Energy converter machine is an example of an energy transformation. For example, a light bulb falls into the categories energy converter and the energy efficiency can be calculated as:
η = Pout/ Pin
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