What causes sea floor to spread apart at mid ocean ridges?

Answers

Answer 1

Answer:

Seafloor spreading occurs at divergent plate boundaries. As tectonic plates slowly move away from each other, heat from the mantle's convection currents makes the crust more plastic and less dense. The less-dense material rises, often forming a mountain or elevated area of the seafloor.


Related Questions

Which matches the cellular structure with its function in the human body?

Answers

Answer:

Which of the following pairs correctly matches a cellular organelle with its function?

TEAS TEST 6

Question Answer

Which of the following pairs correctly matches a cellular organelle with its function? Cytoskeleton movement

Which of the following describes an anatomical relationship between two structures in the human body? The ribs are lateral to the sternum

Explanation:

Why are some question that scientists are asking about plant at space?

Answers

Answer:

some questions scientist are asking is if plants grow faster in space and if stars can be turned into plants.

Explanation:

I think the reason they ask these questions are because their are different molecules on earth than in space

2. Standard 7.L.1.2- Which organelle creates energy for the cell? *
4 points
a. Mitochondria
b. Vacuole
c. Nucleus
d. Cell wall
*Science*
-I'm sorry i don't know how to use brainly I just got it but i need help. Thank you if you see this and try to help! :)-

Answers

Answer:MitochondriaExplanation:Mitochondria are the cellular organelles that generate most of the chemical energy

necessary to activate the biochemical reactions of the cell. The chemical energy produced by the mitochondria is stored in an energized molecule called adenosine triphosphate.

hope this help you!

You are a scientist and would like to know if a new fertilizer will help plants grow faster. What would the control group be?

A)The group that gets only water, no fertilizer

B)The group that gets water and fertilizer

Answers

Answer: The group that gets only water no fertilizer

Explanation:

The control group does not have an additive

The control group will be the group that gets only water, no fertilizer. Thus, option A is correct.

What is function of fertilizer ?

An additional organic or inorganic substances which is added to soil or plants to increase the crop productivity is called as fertilizer.

It contain plant growth promoting nutrients like nitrogen, potassium, and phosphorus; For example, urea, anhydrous ammonia, etc.

The organic fertilizer is derived naturally from plants and animals. It enriches the soil nutrient level, encourage microbial reproduction.

Organic fertilizers are Agricultural Waste, Manure, municipal sludge etc.

Inorganic fertilizers generated chemically contain inorganic nutrients for crop growth; It can be up two types.

Nitrogen fertilizers where nitrogen is the primary element as it is constituent of chlorophyll, maintain the process of photosynthesis, thus improve the crop production.

Phosphorus fertilizer, increases the plant root growth as the protoplasm of the cell contains phosphorus, important for cell growth and proliferation.

Thus, option A is correct.

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whats the answer????

Answers

Answer:

D, since there is already a lot of it in the cell

c hope that helped !

HELP HELP HELP

what’s a microscopic system inside a rabbit

Answers

Answer:

An accessible and efficient site for blood sampling in rabbits is the lateral ... of the lymphocytes is to respond to those activities that stimulate the immune system. ... of the spores from the urine by microscopy or polymerase chain reaction assay.

Explanation:

Your laptop was left on all night without being charged. When you wake up, the battery is dead. What happened to the battery's energy? * 5 points It was destroyed It was transformed to light, heat and sound energy. It leaked out of the laptop's battery. It was given off to the surrounding air as radiation.

Answers

Answer:

It was transformed to light, heat and sound energy.

Explanation:

Energy in a battery is used act as chemical energy that gives power to an electronic device along wires.

Energy of laptops battery transformed to light, heat and sound energy when left overnight without being charged. Light energy can be seen when laptop left turned on, laptops also creates sounds due to intense vibrations as the system is turned on and chemical energy is utilized, and when chemical energy converted into heat energy and the system get heat up.

Hence, the correct answer is "It was transformed to light, heat and sound energy."

At which point in the graph has the population reached carrying capacity?

A. Point B
B. Point A
C. Point C
D. Point D​

Answers

A. Point B is the answer

Some types of syrup are almost entirely made of glucose molecules. If a person ate some syrup like this, what would happen to her ability to exercise?

A: it would be harder for her to exercise because her digestive system would need to use more enzymes to combine the glucose molecules together.

B It would be easier for her to exercise because glucose moves through the circulatory system faster than other food molecules usually do.

C Nothing would happen to her ability to exercise, but her respiratory system would not work as hard, since glucose has more energy than oxygen molecules.

D Nothing would happen to her ability to exercise, but her digestive system would not work as hard, since glucose is already small enough to get to her cells.

Answers

Answer:

D. Nothing would happen to her ability to exercise, but her digestive system would not work as hard, since glucose is already small enough to get to her cells.

Explanation:

According to this question, some types of syrup contains an entirety of glucose molecules. Hence, eating a syrup like this will have no effect on the person's ability to exercise, however, since glucose is the simplest unit of carbohydrate food sources, it gets digested easily.

Originally, glucose molecules, which are products of digestion, enter into our cells to be used to synthesize energy. However, for a syrup already made up of glucose molecules, the digestive system would not work as hard, since glucose is already small enough to get to her cells.

Glucose is the simplest form of carbohydrate, which is digested by the human digestive system. The syrups that are completely made of glucose molecules will not affect the person's ability to exercise.

The correct option is:

Option D. Nothing would happen to her ability to exercise, but her digestive system would not work as hard, since glucose is already small enough to get to her cells.

Glucose is the primary source of energy in all living organisms.

If a person is consuming a syrup made up of glucose molecules, it will not affect the ability of a person to exercise.

The glucose is present in simpler form, which will be directly absorbed by the cells to carry out functions and yield energy.

Thus, the digestive system will work normally because the cells are supplied with glucose and it won't affect the ability of the person to exercise.

Therefore, option D is correct.

To know more about glucose metabolism, refer to the following link:

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what's the order of the stages of cellular reproduction

Answers

Answer:

prophase, prometaphase, metaphase, anaphase, and telophase. Cytokinesis is the final physical cell division that follows telophase, and is therefore sometimes considered a sixth phase of mitosis.

Explanation: I aced my biology final.

Describe the relationship among producer, herbivore and carnivore.

Answers

The herbivore eats plant and the carnivore it’s meat each one eats one specific thing meaning that on a food feb as long as they keep doing what they are doing it doesn’t mess the environment around them

Looking at the atomic model, which particle is shown in yellow?
Question 4 options:

nucleus

protons

electrons

neutrons

Answers

Can you describe the diagram? The nucleus is the center where the protons and neutrons are. The electrons are on the outside :)

Answer:

electrons :))

Explanation:

i took the test lol

Geckos are a type of small lizard that live in tropical areas. Geckos are often eaten by birds, snakes and larger lizards so they need to blend into their surroundings. In one area, scientists had always found brown and green geckos that blended in with the grass and the leaves on the ground. Over time, though they found yellow geckos in the same population. Three students were talking about why there were yellow geckos. Ciena thought that the change came from a mutation in the population. Tibor thought the change came from the environment. Sasha though that Ciena and Tibor were both right. Who do you agree with and why do you think that?​

Answers

Answer:

Not going to say this is right but, I think that Tibor is correct because if the land has changed more over time then the yellow ones have adapted to the new living conditions while the green one have found ways to live in that environment.

Which of the following food chain correctly represents the flow of energy in a living system? NEED ASAP

Answers

Answer:

B-> Starts with Producer

Explanation:

It's in the name. You will just have to memorize the vocabulary.

Option (B) correctly represents the flow of energy in a living system because food chain starts with a producer.

What is a food chain?

Wild food chain shows who eats whom. Every living thing—from algae to blue whales—needs food. Each food chain is an energy and nutrient channel in the ecosystem.

In food chains, organisms are categorised into trophic levels. Producers (first trophic level), consumers (second, third, and fourth trophic levels), and decomposers roughly correspond to these levels.

Autotrophs produce their own nourishment. They start every food chain. Plants and single-celled creatures are autotrophs. Nearly all autotrophs make "food" (glucose) from sunlight, carbon dioxide, and water through photosynthesis.

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Serenade is a country with a high rate of disease. What conclusion can be drawn about the health of the people in
Serenade? Select all that apply.
Serenade has a large number of unhealthy people,
Serenade has a small population of unhealthy people.
Serenade has more unhealthy people than healthy people,
Serenade has more healthy people than unhealthy people.

Answers

Answer:

1 (and 3))

Explanation:

The first answer would be most correct, but you might also be able to draw the conclusion that there are more unhealthy people than healthy people.

Answer:

1st one

Explanation:

I believe that you can assume the 1st one, but you can't really assume that they have more unhealthy people than healthy. You don't have any numbers to prove that.

How do you believe that economics (money) and our environment are connected.

Answers

Answer:

Explanation:

Economics our environment are connected in an ongoing cycle we have created. Economics have a special influence on the environment because of the way we have set up our social system. There are many good affects of this cycle, such as people reserving land for endangered species. However, there are also bad affects, such as people monopolizing land just for themselves.

A landscaper is shopping for landscaping materials. She wants to use materials through which water flows easily.

Which two materials should she choose?

clay and gravel
gravel and loosely packed soil
granite and rocks with cracks
rocks with cracks and clay

Answers

Answer:

gravel and loosely packed soil

Explanation:

The two materials that the landscaper should choose and use are: B. gravel and loosely packed soil.

What is a landscaping material?

A landscaping material can be defined as substances or organic plant materials that are typically used in or derived from the natural world, so as to help improve and beautify the landscape of real estate properties.

The examples of landscaping materials.

Some examples of landscaping materials include the following:

ShrubsSoil (sand)GravelsRocksStonesBoulders

In this scenario, the two materials that the landscaper should choose and use are gravel and loosely-packed soil because these materials would allow water to flow through easily.

Read more on landscaping materials here: https://brainly.com/question/12034697

Please Help! What molecules need to travel through ATP synthase to help it create ATP?

Answers

Answer:

The proton gradient produced by proton pumping during the electron transport chain is used to synthesize ATP. Protons flow down their concentration gradient into the matrix through the membrane protein ATP synthase, causing it to spin (like a water wheel) and catalyze conversion of ADP to ATP.

Explanation:

That's the answer but not all of it just pick out the actual answer.

The statement explains the importance of enzymes that check for and repair mistakes during DNA replication is the enzymes prevent many genetic mutations from being expressed.

What is RNA polymerase?

RNA polymerase is an enzyme that aids in the transcription of DNA into RNA during transcript in the nucleus. The enzymes prevent many genetic mutations from being expressed.

Primase is an enzyme that synthesizes short RNA sequences called primers. These primers serve as a starting point for DNA synthesis during replication as the DNA polymerases cannot begin the synthesis of the new strand, they only extend it after primase begins it and primase produces RNA molecules, the enzyme can be said to be a type of RNA polymerase.

Therefore, The statement explains the importance of enzymes that check for and repair mistakes during DNA replication is the enzymes prevent many genetic mutations from being expressed.

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HELPPPP PLEASE ITS DUE IN LIKE 15 minutes..... please helppp

Answers

Answer:

2 Should be b, 3 Should be a and 6 Should be e

Explanation:

I aced my biology final

How is co2 converted to glucose?

Answers

Answer:

Photosynthesis

Explanation:

Atmospheric carbon dioxide is converted to glucose during the Calvin-Benson cycle. This requires the overall reduction of CO2, using the electrons available from the oxidation of NADPH. Thus the dark reactions represent a redox pathway. NADPH is oxidized to NADP+ and CO2 is reduced to glucose.

After a virus uses a host cell, the host cell often
is damaged or destroyed
develops a capsid
is no different than before
is refreshed and healthy

Answers

DNA viruses use host cell proteins and enzymes to make additional DNA that is messaged to become RNA, which is then used to direct protein synthesis. The RNA directs host cell to make viral enzymes and capsid proteins.
So the answer is: Develops a Capsid(:

Answer: is damaged or destroyed

Explanation:

What is the characteristics of Order - Carnivora?

Answers

Answer:

Characteristics commonly associated with carnivora include strength, speed, and keen senses for hunting, as well as teeth and claws for capturing and tearing prey

Answer:

Carnivora are a group of carnivorous mammals like wolves, hyenas and lions

Explanation:

PLEASE HELP!!!

Which of the following is true of enzymes? Select all that apply.
A: Enzymes create an environment in which there is an increased amount of energy required for a reaction to take place.
B: Enzymes withstand any permanent change during a reaction.
C: Enzymes slow down biochemical reactions.
D: Enzymes act as biological catalysts.
E: Enzymes lower activation energy.

Answers

The answer is B, D, and E.

please help
will give the brainliest!
Urgent!!!​

Answers

Answer:

1. c

2. b

3. 3

Explanation:

carrying capacity can vary depending on environmental conditions.

True or False

Answers

the answer is true. hope this helsp

Answer:

true

Explanation:

ASAP Describe the levels of protein folding- primary, secondary, tertiary & quaternary structure of proteins.

Answers

Answer:

Hope it help you

Stayhomestaysafe

Plz mark my answer brainliest✍️✍️

Explanation:

The different levels of protein structure are known as primary, secondary, tertiary, and quaternary structure. The primary structure is the sequence of amino acids that make up a polypeptide chain. ... The exact order of the amino acids in a specific protein is the primary sequence for that protein.

REAL NAME - SHRESTH DUBEY

What is the density of an object that has a mass of 84g and a volume of 15 cm?

Answers

Answer:

5.6g/cm^3

Explanation:

density= mass÷volume

the answer is 5.6 g/cm

explanation: the formula for finding density using volume and mass is m/v (mass divided by volume)

a great way to remember this is to draw it out like a fraction and it looks like a heart broken horizontally. i hope this helps!

How does the statement Archaea have ribosomes, similar to eukaryotes support the theory presented in the article

Answers

Answer:

Since archaea are some of the oldest forms of life on Earth, the similarities suggest that some structures in eukaryotic cells, such as ribosomes, partially evolved from archaea

Explanation:

Which of the following living things would have the same processes at the cellular level as it would at the organismal level? An amoeba A human A flea An oak tree A mushroom​

Answers

the answer would be an amoeba

Which of the following explains why antibiotics will not work against a viral infection?

a
Viruses replicate at such an accelerated rate that antibiotics are unable to control colonization and growth.

b
Viruses create highly resistant endospores that preserve their genetic material against antibiotics.

c
Viruses are not cellular and do not contain the lipid and protein markers targeted by antibiotics.

d
Viruses exchange genetic material with nearby bacteria that have become resistant to antibiotics.

Answers

Answer:

C.

Explanation:

Viruses don't have cell walls that can be attacked by antibiotics; instead they are surrounded by a protective protein coat.

I'm pretty sure the answer is C
Other Questions
Your brother works for a company that cleans and paints the outside of houses at a rate of $35 per hour. The company charges a flat rate of $500 for their supplies. The equation f(x) = 500 + 35x represents this scenario. What does the variable "x" represent in this equation? What was the major role of individuals such as Fray Damian Massanet and Antonio Margil de Jesus Franciscan in the missions in Texas?They conducted local rituals of the Native Americans with their tribes.They led Native Americans through their daily activities and prayers.They ordered Indian chiefs to remove all Spanish from Texas land.They taught the Native Americans to be better hunters. 3x-(-54x)=45= whats the sum Could you answer this please a lot of points to you Karen, an automobile mechanic employed by an auto dealership, is considering opening a fast-food franchise. If Karen decides not to acquire the fast-food franchise, any investigation expenses are: what is the evidence to convey the theme A magazine includes a report on the energy costs per year for32-inch liquid crystal display (LCD) televisions. The article states that 14 randomly selected 32-inch LCD televisions have a sample standard deviation of $3.42 . Assume the sample is taken from a normally distributed population. Construct 98 % confidence intervals for (a) the population variance sigma squared and (b) the population standard deviation sigma .Interpret the results. (a) The confidence interval for the population variance is (___,___ ). (Round to two decimal places as needed.)Interpret the results. Select the correct choice below and fill in the answer box(es) to complete your choice. (Round to two decimal places as needed.)A. With 98 % confidence, you can say that the population variance is less than ___.B. With 2 % confidence, you can say that the population variance is between nothing and ___ .C. With 98 % confidence, you can say that the population variance is between ___ and ___ .D. With 2 % confidence, you can say that the population variance is greater than ___(b) The confidence interval for the population standard deviation is (n___,___). (Round to two decimal places asneeded.)Interpret the results. Select the correct choice below and fill in the answer box(es) to complete your choice. (Round to two decimal places as needed.)A. With 98% confidence, you can say that the population standard deviation is between ___ and ___ dollars per year.B. With 98% confidence, you can say that the population standard deviation is greater than ___ dollars per year.C. With 2% confidence, you can say that the population standard deviation is less than ___ dollars per year.D. With 2% confidence, you can say that the population standard deviation is between ___ and ___ dollars per year. define food insecurity 0.9 7/8 0.86 least to greatest work What are the limitations and risks of a marketing strategy that does not contemplate the responses of your competitors Using the following conversions between the metric and U.S. systems, convert the measurement. Round your answer to the nearest tenth as neededThere are 8 fluid ounces in a cup, 2 cups in a pint, 2 pints in a quart,and 4 quarts in a gallon.1L ~ 0.26 gallons9 fl oz _____ mL How did McClellan's caution hurt the Union? PLEASE HELP!IMAGE DOWN BELOW! What is the area of a rectangle with sides measuring 2x+3 and 3x-1 feet How did the crusades help to cause/influence the Renaissance? Does America unify ideas and people or does American society fail to find unity Find the measure of the missing value in thepair of similar polygons. (Shapes not drawn toscale.)17.5 ft25 ft25 ftw18 ft Jeremy is married to Amy, who abandoned him in 2019. He has not seen or communicated with her since April of that year. He maintains a household in which their son, Evan, lives. Evan is age 25 and earns over $6,000 each year. For tax year 2020, Jeremy's filing status is: a.Head of household. b.Surviving spouse. c.Married, filing jointly. d.Married, filing separately. If we assume their arms are each 0.90 m long and their individual masses are 65.0 kg , how hard are they pulling on one another What are the (exact) products and reactants for the electron transport chain in cellular respiration?