Answer:
Movement of water from it higher potential to its lower potential.
Answer:
Osmosis is the chemical process.
Explanation:
Osmosis is the chemical process, where the solution moves from higher concentration to lower concentration through a semipermeable membrane. Osmosis may be slow or reversed, where the movement of solution is occured against the concentration gradient, from lower to higher concentration. Osmosis is similar to diffusion. Diffusion follows the same process as in osmosis without semipermeable membrane.
There are three types of osmotic solution:
Isotonic = Water moves in and out of the cell at an equal rate.
Hypotonic = Water moves into the, making it swell.
Hypertonic = Water moves out from the cell, like a raisin.
How does a food web show relationships between organisms in a food web and what are some strengths and weaknesses in food web models?
Answer:
Producers, or autotrophs, make their own organic molecules. Consumers, or heterotrophs, get organic molecules by eating other organisms.
A food chain is a linear sequence of organisms through which nutrients and energy pass as one organism eats another.
In a food chain, each organism occupies a different trophic level, defined by how many energy transfers separate it from the basic input of the chain.
Food webs consist of many interconnected food chains and are more realistic representation of consumption relationships in ecosystems.
Energy transfer between trophic levels is inefficient—with a typical efficiency around 10%. This inefficiency limits the length of food chains
Explanation
Hope this helps
Final answer:
Food chains and food webs illustrate feeding relationships and energy flow in ecosystems, with food chains being linear and food webs displaying interconnected networks.
Explanation:
Food chains and food webs both depict feeding relationships in ecosystems, showing the flow of energy and matter. While food chains are linear sequences of who eats whom, food webs are interconnected networks that display multiple feeding relationships among organisms.
The strengths of food chains lie in their simplicity and clarity in illustrating one specific path of energy transfer. On the other hand, food webs offer a more comprehensive view of an ecosystem, showcasing the complexity of interconnections between various organisms.
Many cows are given antibiotics as part of their regular diet. It has been determined that these antibiotics can be detected in the milk of these cow. How do you think this might effect the yogurt making process?
Answer:
When providing antibiotics to cows, it provides unspecified chemicals that can range to many different issues. These chemicals can both affect the cow and its produce. Asserting the fact into yogurt, this antibiotic(dependant on its chemical) can affect the product within both positive and negative ways. If the chemical is positive, it can increase mass,taste and even quality. If it is negative, it can create a bad taste,bad quality and even transmit diseases!
Antibiotics in a cow's diet can lead to antibiotic-resistant bacteria. These resistant bacteria could affect the probiotic bacteria used in the yogurt-making process potentially hindering the fermentation and production of yogurt.
Explanation:Antibiotics given to cows can be detected in their milk which might affect the yogurt production process. These antibiotics could potentially select for antibiotic resistance in bacteria, including those involved in yogurt fermentation. The routine use of antibiotics in livestock feed can cultivate bacteria resistant to antibiotics. This could thereby affect the bacteria that is necessary for the yogurt-making process.
Furthermore, these resistant bacteria may produce mobile genetic elements, transferring resistance genes amongst each other, and these could also impact the probiotic bacteria used in yogurt production. Probiotics are beneficial bacteria integral to human gut health and to the creation of yogurt. The likely outcome would be a disruption in the fermentation process, possibly hindering the production of yogurt.
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the fur on the arctic polar bear appears white all year. The color of the fur is an example of:
1)an adaptation helping an organism to survive.
2)an organism exchanging materials with its environment.
3)an organism responding to internal stimuli.
4)metabolism regulating an organism's activities.
Hi!
It would be 1, because the white fur is a form of camouflage.
Hope this helps!
An adaptation helps an organism to survive. i.e, option A is correct.
What is camouflage?Camouflage, also known as cryptic coloring, is protection or strategy used by organisms to hide their presence and mix in with their surroundings. Camouflage is a technique used by organisms to conceal their presence, appearance, and mobility. This allows predators to sneak up on prey and prey to avoid predators.
Polar bears have white fur to help them blend in with their surroundings. In Arctic conditions, their coat is so perfectly camouflaged that it can be mistaken for a snow drift. Surprisingly, the polar bear's coat lacks white pigmentation; in reality, the polar bear's skin is black and its hairs are hollow.
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(!!!!!50 POINTS!!PLEASE HELP!! I WILL GIVE BRAINLIEST)
One advantage to being a ectotherm is that an ectotherm
A. Can generate its own body heat.
B. Needs less energy to maintain homeostasis.
C. Can survive easily in colder climates.
D. Can reduce its body heat by sweating.
2. How do endocrine glands help the body maintain homeostasis?
A. They transport oxygen, nutrients, carbon dioxide, and waste.
B. They control body activities by releasing hormones into the blood.
C. They determine whether an animal is a ectotherm or an endotherm.
D. They distinguish between "self" and "other"
For 1 it’s B because they have less metabolic rates than endotherms
For 2 it’s B because hormones control body cell activity, and endocrine glands secrete them
Answer:
Hi there :)
Explanation:
For the first question the answer is B. They do not eat as much so therefore they don't need that much energy to keep their homeostasis. For the second one it is "They control body activities by releasing hormones into the blood."
What is the energy input in the process shown in the model
Answer: Light energy from the sun
Answer:
where is the model?
Explanation:
I NEEEEEED IT
What state is most likely to produce sargassum?
A. New Mexico
B. New York
C. Washington
D. Florida
D=Flordia
Mark Brainlyest I REALLY need it
Suppose scientists believe that they've discovered a new planet. Which of the following must be true for the object they've found to qualify as a planet?
A. It must be shaped like an ellipsis.
B. It must have minimal gravity forces.
C. It must be capable of supporting life.
D. It must follow a closed orbit around a star.
Answer:
The correct answer will be option-D.
Explanation:
According to the International Astronomical Union, a planet must satisfy three criteria to be a planet :
1. It must be an independent object which orbits around a star (in our cosmos-Sun).
2. It must have the mass to have its own gravity which forces it to have
a spherical shape
3. It must be large enough to dominate its orbit as its gravity should clear away any other objects.
Thus, option-D is the correct answer.
How does a closed lake differ from an open lake?
please and thanks!
Answer: the right answer is D
Explanation: closed lake has no outlet stream. This is how a closed lake is different from an open lake.
If you are digging through deep rock layers and you notice the largest particles at the top rock layer, what can you conclude according to the idea of graded bedding?
A. That tectonic movements may have overturned the layers
B. That the largest particles are younger
C. That the smaller particles are older
D. That the largest and smallest particles are the same age
According to the idea of graded bedding, we can conclude the following: B. That the largest particles are younger.
What is a rock cycle?A rock cycle is a concept that is used to describe and illustrate the continuous chemical and biological processes that leads to the formation of a rock, its transformation from one kind to another, its destruction and reformation over a specific period of time.
Additionally, rock strata (layers) that are found in various parts of the world are usually unique and different from one another because they are all composed of distinct geological history of planet Earth.
According to the idea of graded bedding, we can conclude that the largest particles are younger because the largest particles are at the top rock layer.
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The two cells formed by cell division are about ____ the size of the parent cell
In Meiosis they would be identical
Answer:half
Explanation:
Tobin learns that using aluminum cans and plastic bottles can damage the environment. He begins writing the proposal below to suggest a way to reduce their impact.
People should be worried about the environmental effects of using cans and bottles. People use about 200 billion aluminum cans and 500 billion plastic bottles each year. To meet this demand, many new aluminum cans and plastic bottles are made each year. Making new aluminum cans requires minerals and making new plastic bottles requires fossil fuels. Getting these materials from the Earth can damage the environment and cause pollution.
Recycling cans and bottles decreases the amount of new materials that are needed to make more of them. About 68% of aluminum cans are recycled, but only about 7% of plastic bottles are recycled. Many of these plastic bottles end up in landfills or in the ocean.
Which argument would best complete Tobin's proposal?
A.
Encouraging people to use more aluminum is one of the best ways to protect the ocean.
B.
Encouraging people to recycle plastic bottles is the best way to protect the environment.
C.
People should make sure to dispose of their plastic bottles in landfills and not in the ocean.
D.
People can reduce their effect on the environment by recycling more of their aluminum and plastic.
I think the answer should be D
Answer:
People can reduce their effect on the environment by recycling more of their aluminum and plastic.
Explanation:
did it
two new species of plants were introduced into an area that was a low in available nitrogen compounds in the soil. one formed modules and one did not. which species would you reasonably expect to grow more robustly? explain.
Final answer:
The plant species with nodules would grow more robustly due to its relationship with nitrogen-fixing bacteria, which enriches the soil with nitrogen compounds crucial for plant growth in nitrogen-poor environments.
Explanation:
In a low nitrogen environment, the plant species that formed nodules would be expected to grow more robustly. This is because nodules are the result of a symbiotic relationship between the plant and nitrogen-fixing bacteria such as rhizobia. These bacteria fix atmospheric nitrogen, which is otherwise unavailable to plants, converting it into ammonia and other compounds that plants can use for growth.
Nitrogen fixation is especially crucial in nitrogen-poor soils, where the availability of fixed nitrogen limits plant growth. The plant species with nodules would thus have a distinct advantage as it can access a constant supply of nitrogen directly from the atmosphere, thanks to its symbiotic partners. In contrast, the non-nodule forming plant would depend solely on the limited nitrogen compounds already present in the soil or those being slowly released through other processes, which may not suffice for robust growth.
As has been observed historically in agricultural systems and ecosystems disrupted by invasive nitrogen-fixing species, the ability to establish a symbiotic relationship with nitrogen-fixing bacteria significantly enhances the plant's growth potential and ecological success in nitrogen-limited environments.
name the sensory receptors for the eyes,ears,and nose
The sensory receptors for the eyes are photoreceptors, for the ears are hair cells, and for the nose are olfactory receptors. These specialized cells help us perceive light, sound, and smell, respectively.
Explanation:The sensory receptors for the eyes, ears, and nose are specialized cells that help us perceive our environment. The eyes have sensory receptors called photoreceptors, which are sensitive to light and allow us to see. The ears have sensory receptors known as hair cells, which respond to sound vibrations and enable us to hear. Finally, the nose has sensory receptors referred to as olfactory receptors, which interact with airborne molecules and are essential for our sense of smell.
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The sensory receptors for the eyes are photoreceptors, for the ears are hair receptors, and for the nose are olfactory receptors.
Explanation:Sensory Receptors for the Eyes, Ears, and NoseThe sensory receptors for the eyes are the photoreceptors located in the retina. These include the rods (which detect light and work well in low light conditions) and the cones (which detect color and work well in bright light conditions).
The sensory receptors for the ears are the hair receptors that are wrapped around the base of hair follicles in the inner ear. These receptors detect hair movement and help with the perception of sound.
The sensory receptors for the nose are the olfactory receptors located in the olfactory epithelium of the nasal cavity. These receptors detect different odors and are responsible for our sense of smell.
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Which of these can be used to see how climate has changed over time?
Ice cores
Tree rings
Both of these
Both ice cores and tree rings are instrumental in studying past climate changes, with ice cores revealing atmospheric conditions and tree rings indicating climatic variations through their width and density.
Both ice cores and tree rings can be used to see how climate has changed over time. Ice cores are samples from polar ice that provide a record of past climates, revealing information such as atmospheric gas concentrations and particulates that reflect volcanic eruptions and human activities. Tree rings, on the other hand, can show variations in climatic conditions based on their width and density. Wide rings indicate wetter and warmer years, while narrow rings suggest drier and colder periods. Because some trees can live for thousands of years, their rings can inform us about regional climate changes over long time periods.
Mung beans planted early in the spring produce flowers at the same time as mung bean plants planted early in the summer due to the A) age of the plant. B) length of darkness. C) amount of moisture. D) amount of fertilizer.
C) amount of moisture
Answer: Option B
Explanation:
The mung beans is planted early in the spring season and produce flowers at the same time if it is planted in the early summer.
This is so because the time for which the seeds need sunlight is limited. The beans will get energy and light in the same amount even if it is planted at the starting of the summer season,.
This is due to the darkness that the beans receive when it is not being exposed to the sunlight and outer environment.
Hence, the correct answer is option B
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Which of the following statements is true?
MRIs are generally used to view broken bones.
X-rays are not helpful for diagnosing cancer or heart disease.
Advances in nanotechnology will improve the treatment of cancer and other diseases.
Before the invention of camera pills, there was no way to take pictures inside the body.
Answer:
avancos na nanotecnologia melhorarão o tratamento do câncer e outras doencas
Answer:
Advances in nanotechnology will improve the treatment of cancer and other diseases.
PLEASE!!! I NEED THIS ANSWERED ASAP!!!!!!!!! IM BEGGING YOU.
1. What is the difference between weathering and erosion?
2. How are mechanical weathering and chemical weathering different?
3. How are hydrolysis and oxidation similar?
4. Explain the process of exfoliation.
5. As waves crash into rock along the shoreline, particles of sand, shell, and other materials in the ocean water loosen tiny bits of sediment from the rock.
6. As the waves recede, they carry the sediment away. In this scenario, which process represents weathering, and which process represents erosion?
Answer:
Weathering is the breakdown of rock into smaller particles through mechanical or chemical means. Erosion is the process by which weathering products are carried away.
Mechanical weathering simply breaks rock into smaller fragments. Chemical weathering actually changes the mineral composition of rock.
Hydrolysis and oxidation are similar in that both involve chemical reactions between a mineral and another material. Hydrolysis is a chemical reaction between a mineral and water. Oxidation is a chemical reaction between a mineral and oxygen.
Exfoliation is the cracking of rock caused by a decrease in pressure. It occurs when a mass of rock is exposed by weathering and removal of the overlying rock, which decreases pressure on the rock. As a result, the rock expands, which causes the rock to crack.
In the scenario, weathering occurs when tiny bits of sand and shell in the waves loosen bits of sediment from the rock. Erosion occurs when the waves carry away those bits of sediment.
Explanation:
all of those are the correct answers
All questions deal with the impact of earth's endogenetic and exogenetic factors. Which include mass wasting, physical, chemical and biological erosion.
The difference between the weathering and erosion is that erosion means to erode by the agents like air, water, ice, waves and man. While weathering is the action of physical or mechanical, chemical, and biological breakdown or weathering down of the earth geomaterials.The mechanical and physical weathering are the same, that is block integration, onion peeling, etc. while chemical weathering includes oxidation, chelation, hydrolysis, carbonization, etc.Oxidation is the process of addition of O2 molecules to the minerals of rocks. Hydrolysis is the chemical break down of a substance by water. Exfoliation is the process of removal of upper layers of the rocks in the form of sheets. Caused by the cracking and peeling of the outer layer by thawing during the day and freezing during the night.The waves brings with them sediments and other deposits such as sand, mud, silt etc and these get deposited at the shore. As these are eroded particles that are broken off by the wave and wind action.When the waves receded they take with them fine and loose particles. The waves lead to erosion. This process is also the cause of beach formation.Learn more about the all aspect of weathering and erosion.
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Why do you think Owen is unsure about puttung the raptors on the field?
Answer:
Where is the story that goes with it?
Answer:
I mean this has to be referencing Jurassic World right? He was never keen to letting them out in the first place.
Explanation:
In the first movie he explains how the only reason he has a bond with them was raising them from young. This is hinted in flashbacks during both movies. They're extremely intelligent as we noticed in the first few movies of the entire series. While that may be true there is no real reason for them to be out in the field as they are natural killers not trained (this was even clearly exampled in the last movie with laser targeting yes it worked for a second but when it was free it went for everything in it's path.)
what started the study of the field of genetic engineering?
A. the emergence of cloning
B. recombinant DNA technology
C. genetically modified organisms
D. combining DNA technology
Answer:
Genetic engineering has its grass roots from the recombinant technology.
Explanation:
Genetic engineering is seen to have started from a scientists activity which involved restriction enzymes and DNA ligases that were used by Paul Berg in 1972 to create the first recombinant DNA molecules. A monkey virus which is SV40 was combined with a lambda one. Following that, the results of the experiment and attempts were further investigated by other scientists and later, the first plant that underwent genetic engineering was the plant tobacco.
Ahmed makes a Venn diagram to compare active transport and passive transport across the cell membrane. Which label belongs in the region marked X?
Uses energy to work
Moves from high concentration to low concentration
Moves across the cell membrane
Is a form of diffusion
Answer:
You did not provide the Venn Diagram but maybe this would help you out.
There are ways molecules move in and out of the cell membrane and they can be categorized as Passive or Active transport.
Here are some descriptions of passive transport, active transport, and both.
Active Transport Both Passive Transport
-Uses energy -Moves across - form of diffusion
-Moves from low cell membrane - Moves from high
to high concentration to low concentration
Hopefully, this will help you fill in your Venn Diagram
The label that belongs in the region marked X in the Venn diagram that compares active transport and passive transport across the cell membrane is Uses energy to work.
In the Venn diagram comparing active transport and passive transport across the cell membrane, the region marked X corresponds to the label "Uses energy to work."
This label accurately reflects the key characteristic of active transport processes.
Active Transport:
Active transport is a cellular process that requires energy to move molecules against their concentration gradient, from an area of lower concentration to an area of higher concentration.
This energy is typically derived from ATP (adenosine triphosphate).
In active transport, proteins embedded in the cell membrane, such as pumps and carriers, actively transport ions or molecules across the membrane, promoting the movement against the natural flow.
Passive Transport:
On the other hand, passive transport refers to the movement of molecules across the cell membrane without the input of energy.
This process occurs along the concentration gradient, from an area of higher concentration to an area of lower concentration.
Passive transport mechanisms include simple diffusion, facilitated diffusion through channel or carrier proteins, and osmosis.
The label "Uses energy to work" appropriately characterizes the unique feature of active transport, distinguishing it from passive transport mechanisms that do not require additional cellular energy for the movement of molecules across the cell membrane.
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During which year does one one of the projections show the human population reaching carrying capacity?
A - 1960
B - 2020
C - 2045
D - 2080
(APEX) Please help!!
Answer:
I believe that the answer would be either b or c.
Explanation:
How can you determine that a star is about to turn into a red giant?
Answer:
When the inner core shrinks and the outer atmosphere expands thereby giving red color to the star.
Explanation:
When the hydrogen with in the core of a star gets exhausted, the nuclear reactions taking place in the inner core move outwards towards the atmosphere of the star in search of fuel. Due to this, the star expands and become cool and red. This process continues till the star convert into red giant and all the available fuel (hydrogen) is consumed.
Due to expanding atmosphere, the inner core starts shrinking due to gravity. The pressure and temperature also increases in the middle till nuclear fission starts again but this time it will use helium instead of hydrogen.
You can determine a star is about to turn into a red giant when it is in its main sequence stage where it is expected to continuously fuse hydrogen to helium which generates light and heat, but stops fusion as a result of running out of hydrogen fuel in its core.
Further ExplanationThe moment fusion stops, gravity takes places and this will lead to the compression of the star into a smaller and tighter unit. Hence it stops being a main sequence star, and automatically becomes a Red Giant.
A star usually commences its existence as huge ball of gas, and pass through various stages in its lifetime to end as its remnants. The life cycle of a star is in seven stages which are: the Giant gas cloud stage, the Protostar stage, the T-Tauri stage, the Main sequence star stage, the evolution into Red Giant stage, the fusion into Heavier Elements stage and the Supernovae stage.
Basically, a red star giant is a dying star. A star spends most of its lifetime as a main sequence star before transforming into a red giant. When a main sequence star exhausts its hydrogen, it is ready to become a red giant, and as such, temperature within and the outer of the stellar core begins to increase as a result of the collapse of core propelled by gravity.
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red giantt-tauri stagehydrogenheliumcloud stageWHY<<<< does a person get drowsiness when they get WEST NILE VIRUS?
Answer:
West Nile virus (WNV) is the leading cause of mosquito-borne disease in the continental United States. It is most commonly spread to people by the bite of an infected mosquito. ... About 1 out of 150 infected people develop a serious, sometimes fatal, illness.
is the following equation balanced?
SO3+2H2O--> H2SO4
yes
no
No it is not balanced because there are four oxygen atoms in H2SO4 while there 5 oxygen atoms in the reactants side
what cell is 20 micrometers across
Answer:
The eukaryotic cell is 20 micrometer across.
Explanation:
In biology, the unit of living organisms is the cell that is too small and can not be seen with a naked eye. However, there are some cells in the microorganisms that have a considerable range of size.
This variation in size is found among the prokaryotic and eukaryotic cells.
The prokaryotes are up to 0.2 µm to 50 µm, which are an exception among the organisms. However eukaryotic cells have a diameter in the range of 5 to 20 µm.
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Atmospheric Co, at Mauna Lon Observatory
Scripps Institution of Oceanography
NOMA Earth System Research Laboratory
300
300
PARTS PER MILLION
30. The carbon dioxide data (red curve), measured as the mole
fraction in dry air, on Mauna Lon constitute the longest record of
direct measurements of CO, in the atmosphere. They were
started by C. David Keeling of the Scripps Institution of
Oceanography in March of 1958 at a facility of the National
Occanic and Atmospheric Administration, NOAA started its own
CO, measurements in May of 1974, and they have run in parallel
with those made by Scripps since then. The black curve
represents the seasonally corrected data.
320
1900 1970 1960 1990 2000 2010
YER
RECENT MONTHLY MEAN CO, AT MAUNA LOA
The last four complete years of the Mauna Loa CO, record plus
the current year are shown. The dashed red line with diamond
symbols represents the monthly mean values, centered on the
middle of each month. The black line with the square symbols
represents the same, after correction for the average seasonal
cycle.
PARTS PER MILLON
Considering the trends world-wide in green energy resource
development and usage, what impact has this field had on the
overall carbon dioxide emissions?
A) little, if any impact
B) slow decline in emissions
C) none; emissions increasing
D) dramatic impact; emissions on the decline
I thought it was (d) but I might be wrong
Answer: C) none; emissions increasing
Explanation: I just had this on USAtestprep
List three ways the ocean's energy can be harnessed
Answer:
Explanation:
Tidal power can be harnesed and be used to drive turbines which are used in hydroelectric power stations. Tide involves the movement of water from one place to another and this results in ocean currents. The tides carry a huge amount of renewable energy in them.
Wave power: waves accompany tides. These waves can be easily harnessed to drive wind turbines which in turn produces electricity. They can also be used in wind mills.
Power from fossil fuels: Oceans contain a vast reserve of fossil fuels. Most oceans in times past are sedimentary basins that accumulates remain of organisms. As natural processes plays out, they yield fossil fuels. These fossil fuels can be tapped for use in different machines and gas power plants.
Meredith notices that different plant fertilizers are made up of different chemicals. Some fertilizers are high in nitrogen. Other fertilizers are high in phosphorus. Meredith hypothesizes that nitrogen-rich fertilizers are best to grow fruit crops such as strawberries. When she is designing her experiment, what should be her variable? A. type of fruit crop B. amount of light given to plants C. type of fertilizer D. amount of water given to plants
Answer:
C. type of fertilizer because the ferilizer varies in the amount of chemicals they have.
Explanation:
Answer:
Its C.Type of fertilizer
Explanation:
i got the same question and got it right
Which statement describes a biotic factor interacting with environment
*water flows down a creek
*soil contains nutrients for growth
*deer graze through the grassland
*The sun emits solar rays that reach earth
Deer graze through the grass lands becuase biotic pertains to living things
Answer: Option C
Explanation:
The ecosystem consists of both biotic factors and abiotic factors.The living component of the ecosystem is known as the biotic component and the non living component of the ecosystem is known as abiotic component.
The interaction between these two components makes a complete ecosystem. Here the option Deer graze through the grassland is an example of a biotic component interacting with the environment.
Which of the following arguments could be used to support the placement of the helicopter on a timeline before the invention of a radio amplifier even though both were invented in 1907?
• The helicopter was a major breakthrough in transportation that increased the ability to transport goods across the country.
•The helicopter is used to help transport people in emergency situations to life-saving medical treatment.
•The helicopter expanded the role of aviation and led to greater research and development of air travel.
•The helicopter is more useful than radio amplifiers and would likely be used more by the public.
Answer:
The helicopter was a major breakthrough in transportation that increased the ability to transport goods across the country.
Explanation:
The helicopter was a major breakthrough in transportation that increased the ability to transport goods across the country. The correct option is A.
What is transportation?Transportation is the movement of goods and people from one location to another, as well as the various means by which such movement is accomplished.
The helicopter was a significant transportation major advancement that increased the ability to transport goods across the country.
Thus, the correct option is A.
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