Which of the following would decrease the strength of an electromagnet? check all that apply

a.) Straightening the wire

b.) Increasing the current flow

c.) Decreasing the voltage

d.) Decreasing the resistance

e.) Increasing the number of loops of wire

Answers

Answer 1

Answer:

The correct answer is:

A. straightening the wire, because the number of turns of the wire around the iron core is directly proportional with  the strength of electromagnet.

and,

C. decreasing the voltage is correct, by decreasing the voltage, the current will decrease and this leads to weaker electromagnet.

Explanation:

Simply, the electromagnet is used to convert electric energy to magnetic energy.

Basic idea:

The basic idea of the electromagnet is, when the electric current passes through a wire it creates a weak magnetic field

Components of simple electromagnet:

Battery: source of electricityElectric wire: the electric current passes through itIron core: will convert to temporary magnet

The strength of electromagnet is simply defined by the strength of magnetic field that synthesized by the electric current.

Factors affects strength of electromagnet:

Strength of current: by increasing the current that passes through the wire the magnetic field will increase, ( so decreasing the voltage will decrease the current produced and will decrease the strength of electromagnet)

Number of loops or number of turns of the wire: the more the number of turns, the more the electric field produced, (so straightening the wire will decrease the magnetic field induced and decrease the strength of electromagnet).

The metal core: iron core makes stronger electromagnet.

Decreasing the resistance: this will increase the current produced and will increase strength of electromagnet.

Learn more about:

Factors affects strength of electromagnet:  https://brainly.in/question/2672790Ohm's low:  

         https://brainly.in/question/1959347

Keywords:

Electromagnet\ electric\ current\ induction\  field \ factors \ strength\ straight\ voltage.

Which Of The Following Would Decrease The Strength Of An Electromagnet? Check All That Apply A.) Straightening
Answer 2
Final answer:

The strength of an electromagnet can be decreased by straightening the wire and reducing the voltage. Both of these methods reduce the magnetic field generated and thus decrease the power of the electromagnet.

Explanation:

The strength of an electromagnet can be decreased in several ways, according to the options provided. One option is by straightening the wire (option a). In electromagnets, a coiled wire is often used to create a stronger magnetic field. Straightening the wire thus reduces the number of coils and decreases the magnetic field strength. Another option is by decreasing the voltage (option c). The strength of an electromagnet is directly proportional to the current that goes through the wire. As voltage drives this current, decreasing the voltage will indeed decrease the power of the electromagnet. The other options, increasing the current, decreasing the resistance, and increasing the number of wire loops, would all serve to increase the strength of the electromagnet, rather than decrease it.

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Related Questions

If this strand of DNA were used, what would be the complementary DNA produced? CGA CT A. GCG GA B. GCT GA C. CGA CT D. TAG TC

Answers

the answer would be B because C = G (other way around too), A = T, and T = A

CGA CT complementary DNA will be GCT GA.

What is base pair?

DNA is made up of four bases: adenine (A), thymine (T), guanine (G), and cytosine (C), according to the Watson-Crick base pairing, which is the foundation for the helical structure of double-stranded DNA.

Complementary base pairing is described as the phenomenon in which guanine always forms hydrogen bonds with cytosine and adenine always forms hydrogen bonds with thymine in DNA.

Base pairing of purine and pyrimidine in either GC or AT.

Base pairs are frequently used to determine the size of a single gene within a DNA molecule. The total number of base pairs is equal to the number of nucleotides in one of the strands.

Thus, we can conclude that option B is correct.

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in which process do plants release oxygen?
A. Photosynthesis
B. Percolation
C. Transpiration
D. Evaporation

Answers

Photosynthesis is your answer :)))

Plants release oxygen in the process of Photosynthesis

I need help plz asap

Answers

when an animal has a simple structure of only one cell, they get their nutrients  from their environment. when animals have a more complex structure, you and infer that they are multicellular and they have a specialized way of breaking down their food. thus, meaning they can be herbivores, omnivores, or carnivores.

You can look at their anatomical structures to see what structures they use to digest said food. For instance, if you were to look at a skeleton and saw that the animal had strong, flat-topped teeth, one would assume they are plants because those strong molars are needed to chew the tissue of plants.

Why is it important polar bears stay around

Answers

In the Arctic marine ecosystem, polar bears play a vital role. With polar bears gone, the ecosystem will be affected negatively and have a bad influence on other organisms.

Polar bears are vital components of the Arctic ecosystem, but they face a severe threat due to global warming.

The melting of sea ice reduces their ability to hunt seals, which are their primary source of food. The white fur of a polar bear is an adaptation that helps them blend in with their snowy environment, allowing them to approach prey undetected, a trait crucial for their survival in the Arctic biome.

Climate impacts like warming oceans are causing the sea ice to break up earlier, which endangers polar bear populations by decreasing their access to food and increasing the likelihood of cubs not reaching adulthood. The loss of polar bears would not only be a tragedy in itself but would also be indicative of the broader ecological imbalances affecting the Arctic region, which could have cascading effects on global biodiversity.

As the ice continues to melt, polar bears are forced to travel longer distances, sometimes resulting in drowning or inland migration in search of sustenance. Their overall population has declined by twenty percent in the past ten years, highlighting the urgency with which we need to address climate change to protect them and their habitat.

The process of changing reaction rates is called

Answers

The process of changing reaction rates is called chemical kinetics.

What do you mean by chemical kinetics?

Chemical kinetics, also known as reaction kinetics, is the branch of physical chemistry that is concerned with understanding the rates of chemical reactions.

Moreover, chemical kinetics tell us the speed at which chemical species transform into new substances by breaking and reforming their molecular bonds.

Hence, chemical kinetics is the branch of physical chemistry that is concerned with understanding the rates of chemical reactions.

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Choose two genetic disorders and tell how they are inherited

Answers

1. Two examples of genetic disorders are CYSTIC FIBROSIS AND SICKLE CELL ANEMIA.

CYSTIC FIBROSIS

Cystic fibrosis is typically inherited when a defect occur in the CFTR gene of an individual. The CFTR gene is responsible for production of a protein that regulates the movement of water and salts out of the body cells. This gene does not perform optimally in people who have cystic fibrosis and this leads to the production of thick, sticky mucus and extremely salty sweat. Individuals who have this disease usually inherit two copies of the defective gene, one from the father and the other one from the mother.

2. SICKLE CELL ANEMIA

Sickle cell anemia is a genetic disorder of the blood, which is cause by inheritance of two copies of abnormal hemoglobin from parents. The hemoglobin is responsible for movement of oxygen all through the human circulatory system. The abnormal hemoglobin causes defective red blood cells, which can not move oxygen around efficiently. Thus, individuals with this disease do not usually get enough oxygen in their blood, this leads to fatigue and chronic pains plus several other negative medical conditions.

in all organisms some of the energy that is taken is
a. lost to environment I form of heat
b. lost to environment in chemical
c. lost to environment in solar
d. all is lost to environment​

Answers

Answer:

the answer is a

Explanation:

Though heat benefits the organism in the form of warmth, it does not benefit the environment in any way

a light for example provides light so you can see, but the heat produced as a result has no beneficial purpose

Final answer:

In life processes within all organisms, energy is obtained and utilized, but some is invariably lost to the environment, predominantly as heat energy. This is explained by the second law of thermodynamics, which asserts that all energy transfers or transformations are never fully efficient.

Explanation:

All organisms utilize energy for their metabolic activities, and during this process, some energy is inevitably lost into the environment. The second law of thermodynamics justifies why this energy dissipation happens. This principle underscores that not all energy transfers and transformations are completely efficient; some amount of energy is lost in a form that is typically unusable, mostly as heat energy.

To illustrate, during cellular metabolic reactions, some energy is lost as heat energy because of the conversion and usage of chemical energy in food. This phenomenon is essential for warm-blooded creatures, as the heat energy assists in maintaining our body temperature.

The release of energy into the environment can occur in several ways, such as through work done or as a chemical, but a significant portion is usually lost in the form of heat due to biochemical reactions. Accordingly, with respect to your question, the option 'a. lost to environment I (in) form of heat' would be the most accurate.

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Polygenic genetic traits follow a _____ inheritance pattern

Answers

Answer:

Because multiple genes are involved, polygenic traits do not follow Mendel's pattern of inheritance

Explanation:

hope this helps

Answer:

there u go can u give me brainlist

Explanation:

What are two features that form through wind deposition?

Answers

sand dunes and loess deposits

Two features that form through wind deposition are sand dunes and loess deposits.

What are sand dunes?

Sand dunes are mounds or hills of sand that form as a result of wind action.When wind encounters an obstacle or a change in wind speed, it slows down, depositing sand grains that it carries. Over time, these deposited sand grains accumulate and form dunes. Sand dunes can have various shapes, such as crescent-shaped, linear, or complex and multi-lobed. They are commonly found in deserts and coastal areas.

What are Loess deposits?

Loess is a type of fine-grained sediment composed mainly of silt-sized particles that are transported and deposited by the wind. It is typically formed from the accumulation of wind-blown dust and sediments derived from sources such as dried lake beds, river floodplains, or glacial deposits. Loess deposits can be extensive and cover large areas. They are usually unstratified and characterized by their fertile nature, making them valuable for agriculture. Loess landscapes often exhibit gentle slopes and distinct, easily eroded features.

Therefore, both sand dunes and loess deposits are examples of landforms shaped by wind deposition processes.

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* Divide each flock's total pieces of food by 300, the total number of pieces of food eaten. ** Multiply the food percentage for each flock by the total number 32 180 88 of birds (30).

Answers

The number of birds in each flock is:

Flock X: 30 birds

Flock Y: 30 birds

Flock Z: 30 birds

The text in the image instructs you to:

Divide each flock's total pieces of food by 300, the total number of pieces of food eaten.

This will give you the proportion of food eaten by each flock.

Multiply the food percentage for each flock by the total number of birds (30).

This will give you the number of birds in each flock.

The table in the image shows the following information:

Flock X: 32 pieces of food eaten, representing 100% of the food.

Flock Y: 180 pieces of food eaten, representing 100% of the food.

Flock Z: 88 pieces of food eaten, representing 100% of the food.

Since the food percentage for each flock is already 100%, you don't need to perform any additional calculations.

Therefore, the number of birds in each flock is:

Flock X: 30 birds

Flock Y: 30 birds

Flock Z: 30 birds

On the ph scale which of these is the stronger acid

Answers

There are no choices, but the strongest acid will be the one with a pH closest to zero

one-quarter of the worlds coal reserves are found In what country?

Answers

Answer: United States of America

Explanation:

U.S.A. holds the worlds largest coal reserves

Answer:

United States Of America is the right answer

Explanation: good luck on your quiz have a awesome day

Why do offsprings produced by sexual reproduction show variation from their parents

Answers

♫ - - - - - - - - - - - - - - - ~Hello There!~ - - - - - - - - - - - - - - - ♫

This is because the offspring receive a unique mixture of genes from each parent. This would mean that their genes are different to their parents, and their siblings - meaning there is variation.

Hope This Helps You!

Good Luck (:

Have A Great Day ^-^

↬ ʜᴀɴɴᴀʜ

most of offsprings produced by sexual reproduction show variations to their parents because of complete zygote develop by the fussion of male gamete and female sperm

BRAINLIEST! (AS ALWAYS) Which of these examples describes a structure penguins use for movement?
Question 9 options:


A penguin stands with a group of other penguins when a predator approaches.


A penguin holds an egg under its feathers to keep it warm


A penguin uses sleek, smooth belly feathers to slide on ice


A penguin holds a squid in its bill.

Answers

It is the third option. Reason being is because the first one describes what they do when danger approaches and it doesn't say anything about moving. The second one describes what they do to protect their young from the harsh environment around them; no movements mentioned. The fourth one just says what a penguin does but they can be standing when they do it; no mention of any movements at all.

Hope this helps!! :)

Answer:

A penguin uses sleek, smooth belly feathers to slide on ice

This DNA nucleotide is the base-pair for guanine

Answers

The answer is purines

Match the function to the type of tissue

Answers

Answer:

Find the correct matching.

Explanation:

The animal tisuses such as muscle tissue, nervous tissue, connective tissue and epithelial tissue.  The function of each tissue is correctly matched and given as an attachemnt.

Sweat glands, fur, and feathers are found on an endotherm.

Question 8 options:

True


False

Answers

Answer;

The above statement is True

Sweat glands, fur, and feathers are found on an endotherm.

Explanation;An endotherm is an animal that can control its internal body temperature. Endotherms' body temperature is usually much warmer than the temperature of the environment and usually stays about the same temperature.Endoderms have adaptations that help them regulate their body temperature. For example; Sweat glands help keep endotherms cool. When an endotherm gets hot, the sweat evaporates and cools the animal's skin.Fur and feathers are another adaptation to regulate body temperature. All these coverings helps to keep the animals warm.

Answer:

TRUEEE

Explanation:

responding to a stimulus

Answers

What do you mean?? That doesn’t make sense it is not a question

Do you mean responding to stimuli? If so,when a stimulant is sensed by an organism whether by touch,smell,e.t.c. it causes the organism to react to the stimulant. For example,you eat a food which you think is tasty but when you eat is actually bitter. You may spontaneously spit out the food.

I hope this helps.

To remain sustainable over a long period of time a forest might have to

A. Remain the same over the long term
B. Remain the same in the short term
C. Change over the long term
D. Change in the short term

Answers

Answer:

A

Explanation:

Answer:

D

Explanation:

What is the name of the badge that should be worn at all times of radiation exposure?

Doppler
Dosimeter
Tonometer
Osscillometric

Answers

It is called a Dosimeter. Hope this helps.

The badge that should be worn at all times during radiation exposure is called a dosimeter. These devices measure ionizing radiation to determine personal exposure levels.  Option B is correct .

A dosimeter measures ionizing radiation to determine personal radiation exposure. These devices include various types, such as film badge dosimeters, which use photographic emulsions to measure exposure, and more advanced types like thermoluminescent dosimeters.

Types of Dosimeters:

Film Badge Dosimeter: Utilizes photographic film that fogs in response to radiation.Thermoluminescent Dosimeter: Uses crystals that emit light when heated, indicating the level of radiation exposure.Electronic Dosimeter: Uses electronic sensors to measure radiation in real-time.

Complete question :

What is the name of the badge that should be worn at all times of radiation exposure?

A. Doppler

B. Dosimeter

C. Tonometer

D. Osscillometric

many species of moths will fly toward bright light which of the following describes this behavior?
A. The moths have become habituated to bright light
B. The moths are displaying classical conditioning\
C. The moths have used insight learning to respond to the light
D. The moths display an innate response to an external stimulus

Answers

I think that it is D, not 100% tho

Answer:

D. The moths display an innate response to an external stimulus

Explanation:

A stimulus is any change in internal or external conditions of organisms to which they respond. Here, bright light serves as external stimulus to which the moth species respond by flying towards it. This behaviour of moth species to fly towards bright light is present in them since birth, that is, it is an innate response.

what steps did the incas take to unite their empire​

Answers

They built a vast network of roads, bridges, and tunnels

the purpose of this is to establish a route that the incas can use to build a relationship with other nations, either for economic or diplomatic purposes

They imposed their language and religion on conquered peoples.

By doing this, they are plannig to spread their culture and influence to their conquests and make absorbed them into a part of their population. (which would increase their millitary reserve)

It’s the second and third one

Scientists break down evolution into which two categories?

microevolution and macroevolution

macroevolution and genetic drift

microevolution and mass extinction

natural selection and macroevolution

Answers

Answer:

Option A, microevolution and macroevolution

Explanation:

Scientist have categorized evolution base on the time scale  into following two categories

a) Macroevolution – These are the processes which take a long time to occur such as formation of a new species, extinction of any rare species etc, Also it affects a large mass of population or the entire population

b) Microevolution – In this,  the processes of change take a short time and usually they impact only a certain set of species for a shorter time period.  

Thus, option A is correct.

Answer:

A. Microevolution and Macroevolution

Explanation:

Scientists break evolution down into 2 parts: Micro and Macro evolution.

- Microevolution is evolution in a community, and it is very slow and gradual. For example, wolves overtime evolved into dogs, and over time, mosquitos became resistant to chemicals set out to kill them.

- Macroevolution is the type of evolution that refers to long, large changes in evolution over long periods of time and can lead to the creating of new species. For example, a dinosaur species evolves over time into a bird species.

Hope it helped!!

P.S Here is a picture of the difference between Micro and Macro that helped me when I was learning this!!

Some antibiotics used to treat infections in humans are also used to treat chickens, but some groups oppose this practice. The overuse of the antibiotics will most likely influence the natural selection of which type of organisms?

Answers

Answer:

Bacteria resistant to the antibiotics

Explanation:

Overuse of antibiotics has been proven to increase the mutation rates of bacteria population. The increased mutation increase the chances of developing a strain of bacteria that is resistant to the antibiotic. This eventually renders the antibiotic ineffective  hence opening up risk for a health epidemic catastrophe.

The overuse of antibiotics will most likely influence the natural selection of antibiotic-resistant bacteria. These bacteria evolve mechanisms that protect them from the effects of antibiotics, making standard treatments for bacterial infections less effective.

Antibiotics are used to treat bacterial infections by targeting specific parts of bacterial cells, which can lead to the death or inhibition of these cells without harming human cells. However, when antibiotics are overused – in humans or in livestock such as chickens – it can lead to the natural selection of bacteria that have acquired or mutated genes granting them resistance to these drugs. This process is similar to the evolution of pesticide resistance; only the individuals with genes conferring resistance survive and reproduce. Over time, a higher proportion of bacteria in the population can withstand the antibiotics originally designed to kill them. This is a major concern in public health and animal husbandry because it can lead to the spread of antibiotic-resistant infections, which are harder to treat and manage.

Think about the differences in various soil types. What type of soil or Earth material does the following list of characteristics BEST describe? *Feels smooth *Has moderate amount of air space *Holds water well *Becomes slippery when wet A) clay B) gravel C) sand D) silt

Answers

I think it is D due to how much room that soil can hold.

Final answer:

The mentioned characteristics describe clay soil. It is smooth, becomes slippery when wet, has moderate air space and holds water well.

Explanation:

The characteristics described in your question are most closely aligned with the properties of clay soil. Clay soil is known for its smooth texture when dry, and it becomes quite slippery when wet. It has a moderate amount of air space, which provides sufficient room for root growth. Clay soil also has a unique feature in that it has high water holding capacity, meaning it can hold onto water more tightly than sand or gravel. This characteristic makes clay soil beneficial for plants that require a consistent supply of moisture.

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Which is one of the five characteristics of life

Answers

growth and change is one of them

Which trial in the table of data shown has questionable data

Answers

Answer: dataset Z

The genus of aquatic plants known as Elodea is composed of 6 species that are also called waterweeds. Native to South and North America, these plants are very popular in aquariums.

The table in the image presents the stem growth of plant stems in 22 days. In three of the trials, the stems grow constantly. However, in dataset Z the growth reaches a maximum in day 15, followed by a decrease in day 22.

As nothing additional is mentioned in the question about the presence of any possible species that may feed on these plants, this decrease is anomalous. As it is absent in the other trials, it is safe to assume that a measurement error has occurred. Thus, dataset Z has questionable data.

Which of the following terms refers to the combination of DNA and proteins in the cell nucleus

Answers

I think the answer is A, chromosome

Answer:

The correct answer is option A.

Explanation:

A chromosome is a DNA molecule that carries all the genetic material of an individual. Most eukaryotic chromosomes consists of packaging proteins which, assisted by chaperone proteins. Which is bind to DNA molecule and condensed it to prevent it from becoming tangled.

In chromosomes DNA tightly coiled around proteins called histones that support chromosome structure.

Thus, the correct answer is option A.

All cells in the body are mostly made up of ___.
a.
fats
b.
proteins
c.
amino acids
d.
water

Answers

D I thinkkkkkkkkkkk.

Which important biochemical process receives a supply of NAD+ ions from the fermentation process during anaerobic respiration

Answers

Answer:

Glycolysis is the process that receives a supply of NAD+ ions from the fermentation.

Explanation:

When cells need energy but there is no oxygen for aerobic respiration than anaerobic respiration takes place.

Glycolysis is a universal process that provides energy in the form of ATP molecules. Glycolysis requires two molecules of NAD+, which are reduced to NADH during glycolysis. Thus, the regeneration of NAD+ is necessary as if NAD+ is absent, glycolysis cannot be able to continue.  

During anaerobic respiration (respiration in the absence of oxygen), fermentation takes place to regenerate NAD+ used in the process of glycolysis.

Answer:

this is correct on plato

Explanation:

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Calculate the kinetic energy in j of an electron moving at 6.00 106 m/s. The mass of an electron is 9.11 10-28 g. Present tense of tener and venir. Fill in the missing words or phrases.1. Yo no______ papel. (tener)2. Ustedes________ una familia grande o pequea? (tener)3. T________ a la fiesta? (venir)4. Marcos________ un to puertorriqueo y un to espaol. (tener)5. T________ dos hermanas, verdad? (tener)6. T_______ de Canad, no? (venir)7. Mariana y Ana_________ con sus novios. (venir)8. Rodrigo no________ a clase hoy. (venir)9. Usted_________ hijos, seor Vega? (tener)10. Yo_______ de la Repblica Dominicana. (venir) Solve the quadratic equation. (x + 1)^2 = 16 A)x = 3 or -5 B)x = -3 or 5 C)x = 5 D)x = 1 Plz help i dont understand it You use u.s. currency to pay the owner of a restaurant for a delicious meal. the currencya. has no intrinsic value. the exchange is an example of barter.b. has intrinsic value. the exchange is not an example of barter.c. has intrinsic value. the exchange is not an example of barter.d. has no intrinsic value. the exchange is not an example of barter. who approves all spending for nation,and what clause(s)support that poin A school is arranging a field trip to the zoo. The school spends 654.36 dollars on passes for 34 students and 4 teachers. The school also spends 303.96 dollars on lunch for just the students. How much money was spent on a pass and lunch for each student? a. I, III, IIb. II, I, IIIc. II, III, Id. III, I, II Use the flow rate equation to help explain how the motion of a whitewater raft changes as the river channel becomes narrower. A solution at 25 degrees Celsius is 1.0 105 M H3O+. What is the concentration of OH in this solution? 1.0 105 M OH 1.0 1014 M OH 1.0 105 M OH 1.0 109 M OH what is branching technics and free writing? What name was given to the rebuilding of the nation after the American Civil War? A. The Lincoln Plan B. The Marshall Plan C. The Reconstruction D. The Anaconda Plan A triangle has sides 42, 4x, and 2x6. What is the possible range of x? ? < x < ? the combined area of two squares is 45 square cm. each side one square is twice as long as a side of the other Square. what is the length of each side of the larger square The perimeter of a rectangle garden is 54 feet. The width is 5 more feet than the length. What is the length of the garden Chris is making a tabletop. He has 9 tiles that are each 3 1/8 long by 2 3/4 inches wide.What is the area of all the tiles Brooke gave her dog two whole biscuits and a half of a biscuit.Write a mixed number the represents the amount of dog biscuits she gave her dog. Which of the following is the best example of kinetic energy? A book sitting on a bookshelf A golfer preparing to putt the ball A race car in position at the start line A satellite orbiting the Earth Which emperor spent so much on his wars that he had to declare bankruptcy four different times? Wavy bands of light and dark minerals visible in gnesis bedrock probably formed from the ? 1) cementing together of individual minerals grains 2) cooling crystallization of magma .3) evaporation of an ancient ocean.4) heat and pressure during metamorphism Steam Workshop Downloader