Which is a method that scientist used to determine the composition of earths layers

Answers

Answer 1

Answer:

Scientists use waves to study the different layers of the earth. Usually, they use seismic waves, which are waves generated by earthquakes or nuclear-test explosions. The seismic waves are bent, sped up, or slowed down, or even reflected when they pass through the earth's layers.

Explanation: GOOD LUCK

Answer 2
Scientists use waves to study the different layers of the earth. Usually, they use seismic waves, which are waves generated by earthquakes or nuclear-test explosions. The seismic waves are bent, sped up, or slowed down, or even reflected when they pass through the earth's layers

Related Questions

Human body cells are constantly moving water into and out of themselves. Under what conditions can a human body cell achieve homeostasis?

Answers


Maintenance of homeostasis usually involves negative feedback loops. These loops act to oppose the stimulus, or cue, that triggers them.

Homeostasis is the process by which the body maintains a stable internal environment despite changes in external conditions. The body has several mechanisms to help maintain overall fluid balance, such as the renin-angiotensin-aldosterone system and the anti-diuretic hormone (ADH) system.

What is homeostasis?

Human body cells are constantly moving water into and out of themselves, and they rely on a complex system of transport proteins and channels to regulate the movement of water and other molecules. Under normal conditions, human body cells can achieve homeostasis by maintaining a balance between the concentration of solutes inside and outside the cell. This balance is maintained through a process known as osmoregulation, which involves the movement of water and solutes across the cell membrane.

Hence, homeostasis is the process by which the body maintains a stable internal environment despite changes in external conditions. The body has several mechanisms to help maintain overall fluid balance, such as the renin-angiotensin-aldosterone system and the anti-diuretic hormone (ADH) system.

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When hypothesizing a possible phylogeny in order to classify taxa,scientists incorporate systematics to
A)provide primarily morphological information.
B)provide molecular or genetic information,as well as morphological information.
C)name organisms using a genus and specific epithet.
D)create a hierarchy of classification based upon reproductive mating patterns.

Answers

Answer:

B)provide molecular or genetic information, as well as morphological information.

Explanation:

Systematics is the science of classification and phylogeny reconstruction. Studies diversity as a consequence of evolutive history and establishes the bases to reconstruct biological patterns and formulate hypotheses to explain the processes of these patterns. It reconstructs the origin and diversification of a taxon. Systematics creates systems of classification represented in a tree. Taxonomy is based on systematics.

The main goal of systematics is to solve the genealogical relationship between different species and biological groups that produces natural clusters.

Systematic considers morphological characters, as well as physiological, cytological, molecular, and behavioral characters.  

The diagram below represents the time a cell spends in the two main phases
of the cell cycle. Which section of the diagram represents the phase during
which the cell divides, and what is this phase called?
A. Yellow area: Interphase
B. Yellow area: M phase
C. Blue area: M phase
0 D. Blue area: Interphase

Answers

Answer:

The yellow ares is m-phase

Explanation:

This is where the cell divides into two nucleus.

The blue area in the diagram represents the phase during which the cell divides, and this phase is called the M phase or mitotic phase. Therefore, option C is the correct.

What is mitotic phase?

The mitotic phase, also known as the M phase, is the phase of the cell cycle during which a single cell divides into two identical daughter cells. This process of cell division is essential for growth, development, and repair of tissues in multicellular organisms.

The M phase consists of four stages: prophase, metaphase, anaphase, and telophase. During these stages, the replicated chromosomes condense and align at the metaphase plate, separate and move towards opposite poles of the cell during anaphase, and then decondense and form two separate nuclei during telophase.

The M phase is tightly regulated by a complex network of checkpoint pathways that ensure the accurate segregation of chromosomes and prevent the formation of abnormal cells, which can lead to diseases such as cancer.

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Which set of ecological organization levels is most likely to contain the largest variety of species?
1.
multiple biomes in a biosphere
2.
multiple ecosystems in a biome
3.
3
multiple individuals in a population
4.
multiple populations in a community

Answers

I believe the answer is 2: multiple ecosystems in a biome

The set of ecological organization levels that is most likely to contain the largest variety of species is: multiple biomes in a biosphere.

LEVEL OF ECOLOGICAL ORGANIZATION:

Ecology refers to the study of plants and animals (biotic) in relation to their environment. The level of organization in an ecological setup involves an hierarchical build up.

The level of organization in ecology from the least to the highest is as follows: individual species → population → community → ecosystem → biomebiosphere.

As the level increases, the more the species contained. This means that a community will contain more species than a population.

Therefore, the largest variety of species is most likely to be found in the highest level of organization, which is multiple biomes in a biosphere.

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Living organisms are made up of energy and matter.

Answers

True every living thing needs energy
Yes I am going back home to go get back home

1. True-or-false: All of the substances present in nature are made up of less
than 100 types of particles. These particles are called molecules.

Answers

Answer:

False

Explanation:

there are billions of known molecules.

The answer is false

Madam Annie gave a birth to a pair of twins, a male and a female. Which statement is TRUE about their genetics?

A. The baby boy inherited the father's genes only

B. The baby girl inherited the mother's genes only

C. Both the baby boy and girl baby inherited the parent's genes

D. Baby boy inherit father's genes while baby girls inherit mother's genes​

Answers

answer is c not d or the other ones

Madam Annie gave a birth to a pair of twins, a male and a female.  Both the baby boy and girl baby inherited the parent's genes. This is because of the inheritance that is being passed on to children via the heredity.

What kind of division is present in the gametes formation ?

Meiosis is present in the gametes formation where the chromosomes set will be halved.

In the case of offspring it is the mix of both the mother and the genes of the father where they both need to express themselves in order to determine the genotype and the phenotype of an individual. Genetic recombination takes place in the case of progeny especially in the sexual reproduction.

In the case of sexual reproduction, it is one set coming out from one parent and one from another set and they express together making a child hybrid definitely the frequency of expression can be changing but the child is having traits of both.

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Select the correct answer.
Which organ connects the kidney to the urinary bladder?

A.
gallbladder
B.
rectum
C.
renal pelvis
D.
ureter
E.
urethra

Answers

the answer is D The ureter connects the kidney to the urinary bladder

Which of the following is a function (job) of proteins?
Select all that apply.
A . Proteins act as antibodies to defend the body from harmful substances.
B . Protein act as the main fuel source for cells
C. Proteins build structures such as muscles .
D . Proteins help to speed up chemical reaction in the cell .

Answers

I’m pretty sure it’s C. But at the same time it can be A.

Provide a detailed explanation of why meiosis is important in creating genetic variation in a population. Include details on how daughter cells receive genetic information and how they differ from parent cells.

Answers

Answer:

The correct answer is - crossing over, mutations caused during crossing over, and independent assortment.

Explanation:

Meiosis is important as it helps that all organisms form via sexual reproduction contains the correct number of chromosomes in the offspring. Meiosis also produces genetic variation in various ways that are crossing over, mutations caused during crossing over, and independent assortment.

Independent assortment helps in getting half number of chromosomes. In meiosis, crossing over takes place in prophase 1 which results in recombination by an exchange in the arms of chromosomes.

Help will mark brainliest #3

Answers

Answer:

c d

Explanation:

Answer:

C.

Explanation:

The kidney and the liver removes wastes from

blood

describe five advantages of artificial classification​

Answers

Answer:

there it is fella

i guess the hand writing is not that bad

what event occured during paleozoic era?

A. diversification of mammals

B. beginning of multicelled life

C. first appearance of most invertebrates

D. dominance of non avian dinosaurs​

Answers

Answer:

C) first appearance of most invertebrates.

Explanation:

The Cambrian Explosion occurred 542 mya. The earliest complex animals arose in the sea at the beginning of the Cambrian Explosion. It would take another half a billion years for mammals to rise. Multicellular life dates back 1.2 bya, but more cpomplex life, such as animals, did not occur until the Cambrian Explosion. In the beginning of the Cambrian Explosion, many soft-bodied animals, such as jellyfish and sea anemones appeared.

Answer:

C

Explanation:

First appearance of most invertebrates

Which cells lack of nucleus ?
A. Muscle cell
B. Euglena
C. Fungal cell
D. Bacterial cell

Answers

Answer:

D. Bacterial cell

Explanation:

what can scientists learn from radiometric dating?

A- how long ago a plant or animal lived
B- how much time it took a fossil to form
C- where a plant or animal lived
D- whether a fossil has modern relatives

Answers

Answer:

Radiometric dating is used by geologists to determine the age of rocks and the ages of fossils found within them.

Answer:

It is how long ago a plant or animal lived or answer A.

Explanation:The more of certain item in a cell such as carbon or something like that each one is like I don't know like 100,000 years ago hope this helps.

Which of the following locations would have the slowest rate of weathering?
Amazon jungle
Hawaiian Islands
North Pole
New York City

Answers

Hawaiian Islands is the answer to your question

Answer:

The correct answer is A, The Amazon Jungle

Explanation:

DNA replication and DNA synthesis are the same process.
Group of answer choices

True

False

Answers

True the different names are the same thing I think
True but I could be wrong

help will brainlist thx

Answers

Answer:

1.Food webs consist of many interconnected food chains and are more realistic representation of consumption relationships in ecosystems.

2. If the grasshopper decreased the birds and owls would not have have enough food and therefor the population of birds and owls will also decreases.when Foxes eat the birds if there are are less number of birds it will affect the population of the foxes to decreases.

hope it helps.

How is the waxy cuticle of land plants an adaptation for living in land?

Answers

Answer: la protege de la desecación a la que es expuesta en la atmósfera terrestre, además de proveer una barrera para la entrada de bacterias y hongos.

does anyone who took science 30 through the ADLC this year know if they locked the browser for the final?? they didn’t for the midterm

Answers

Answer:

Yea they did lock

Explanation:

Question 2 of 30
What is a niche?
O A. A group of organisms that produce fertile offspring
B. All of the resources a species uses within its ecosystem
O C. The place where a particular plant or animal lives
O D. A group of organisms that interact within an ecosystem
SUBMIT
(HURRY N HELPPPP PLEASEEEE)

Answers

Answer:

I think point C is the answer

5. Microwave

Situation: John saw his mother place a cold bread inside a microwave oven. After 3 minutes, his mom removed the bread from the oven and gave it to John John observed that the bread is warm after it was placed in the microwave oven. John wondered what caused the cold bread to warm up after it was placed in the microwave oven.

Observation/s:
Inference:​

Answers

The bread warmed up



The microwave made the bread warm up
Because of the light and the Inclosed area

Which type of bond forms between water molecules?

Answers

Answer:

Hydrogen Bonds

Explanation:

✦ ✦ ✦ Beep Boop - Blu Bot! At Your Service! Scanning Question . . .

        Code: Green! Letters and Variables Received! ✦ ✦ ✦

--------------------------------------------------------------------------------------------------------------Question: Which type of bond forms between water molecules?

--------------------------------------------------------------------------------------------------------------Answer: Water is polar, and the dipole bond it forms is a hydrogen bond based on the two hydrogen atoms in the molecule. Hydrogen bonds are especially strong because the hydrogen atom in molecules such as water is a small, naked proton with no inner electron shell.

-------------------------------------------------------------------------------------------------------------

PLEASE HELP ME!!! I NEED THIS SO I CAN PASS MY CLASS AND I ONLY HAVE TEN MINS LEFT!!!! I WILL MARK BRAINILIST!!!

Comparing the four most common types of power plants in Alberta (coal, natural

gas, wind, and hydroelectric), which has the lowest efficiency in electricity

generation? and why?

Answers

Answer:

Coal.

Explanation:

Steam power plant has the lowest efficiency in electricity production which can only be run with the use of fossil fuels such as coal. The efficiency of this power plant is the lowest because large amount of coal is converted into smoke and other gases and very less amount of coal into heat energy. This coal is used to produce heat energy which can be used in the heating of water to produce steam. This steam is used to move turbines which turn mechanical energy into electric energy.

the scientific method uses observation and what other process to answer a question

Answers

My Answer

→ The correct answer that would answer the given question above would be EXPERIMENTATION. The scientific method uses observation to gather information, and to answer the questions based on the information gathered, this would involve experimentation. This is the testing of the information so that it would given a clear evidence on the answer.

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Explain how cellular respiration is the opposite reaction to photosynthesis.

Answers

Answer:

Cellular Respiration and Photosynthesis are almost opposite processes because photosynthesis removes carbon dioxide from the atmosphere while cellular respiration puts back carbon dioxide. Cellular respiration uses oxygen and has it's waste product of carbon dioxide (CO2).

Trust me mark me as brainliest trust me

Answer:

this is because during photosynthesis oxygen is released and in cellular respiration oxygen is taken in or inhalation takes place

hope it helps

How do mountains play a role in precipitation patterns like ?

Answers

Mountains can have a significant effect on rainfall. When air reaches the mountains, it is forced to rise over this barrier. As the air moves up the windward side of a mountain, it cools, and the volume decreases. As a result, humidity increases and orographic clouds and precipitation can develop.

Where does ocean expansion even occur? What place/country.

Answers

Most people affected would live in China: 43 million or around 20 percent. At 32 million and 27 million affected people, Bangladesh and India would also be hit hard, as would be Vietnam, Indonesia, Thailand, the Philippines and Japan. In Europe, the Netherlands would theoretically be the most affected.

Mutations in certain genes of bacteria cause them to be resistant to powerful antibiotics. What type of mutation is this for the bacteria?

Answers

Answer:

It is a beneficial mutation.

Explanation:

It helps the bacteria fight the antibiotics and stay in the system for a longer amount of time.

Which process does the diagram represent

Answers

where’s the diagram?
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Line p is parallel to line qWhich set of statements about the angles is true ? Maria works in a local pharmacy and must prepare a stock of a drug solution for a local veterinarian. The pharmacy has in stock 3 Liters of the drug solution and the veterinarian is needing 2 quarts.How many quarts would be remaining of the Liter after Maria makes the solution ? Gas occupies 30 Liters at 2.0 atm pressure and 27 Celsius. How many moles of gas are present In this project you will write a set of instructions (algorithm). The two grids below have colored boxes in different locations. You will create instructions to move the colored boxes in grid one to their final location in grid two. Use the example to help you. The algorithm that you will write should be in everyday language (no pseudocode or programming language). Write your instructions at the bottom of the page.Example: 1. Move the orange box 2 spaces to the right.2. Move the green box one space down. 3. Move the green box two spaces to the left.Write your instructions. Review the rubric to check your final work.Rules: All 6 colors (red, green, yellow, pink, blue, purple) must be move to their new location on the grid. Block spaces arebarriers. You cannot move through them or on them you must move around them Obedience is the mother of success and is wedded to safety. Do you agree with the statement? Give reasons siting examples from the story Bambi' ' ' - :- *1. 2. 3. 4. A triangle has two sides length 10 to 14 wht value could the length of the third side be in terms of matter, earth is considered to be what is the alphabet A.abcdefgijkalmopxrt B.zyxwvutsrqponmlkjihgfedcba C.abcdefghijklmnopqrstuvwxyz D.edadsawdsaewfspoint giveaway, i have over 2000 points, for 100 points. A supernova is a large explosion that takes place at the end of a star's life cycle. Although supernovas only burn for a short amount of time, they can tell scientists a lot about the universe. Scientists use electromagnetic waves to detect supernovas. Why are electromagnetic waves used instead of sound waves? A. Electromagnetic waves are created by physical vibrations. B. Electromagnetic waves travel slower than sound waves. C. Electromagnetic waves can travel in vacuums. D. Electromagnetic waves cannot be absorbed. An ether and alkene are formed as by products in this reaction. draw the structures of these by-products and give mechanisms for their formation x^3y+2x^2y^2+xy^3 and 2x^3+4x^2y+2xy^2 Find the HCF. Explain this expression in your own words. " a place less prone to water scarcity" Please please help me mention 8 causes of cancer first good answer gets brainiest How do these momenta compare the ballon rocket? PERFORMANCE TASK : TRANSVERSAL CITY MAPThis project will help you to demonstrate your knowledge of parallel lines, transversals and the angles that are created by them. You will be designing a city map using the guidelines listed below. Your map must be drawn on construction paper or poster board. Use a ruler to make your streets straight! Have a title for your map, and make it neat and organized! You will be graded on accuracy, creativity and neatness. Guidelines: 1) There must be a title for your map. 2) Your city must have three streets that are parallel to each other and one street that intersects all three of the parallel streets. You must name all of these streets. 3) Your city has a hospital that is alternate exterior to the school that is in your city. Draw and name the hospital and the school. 4) The school and the drugstore are at corresponding locations. Draw and name the drugstore. 5) The drugstore and the pet shop are at vertical locations. Draw and name the pet shop. 6) The pet shop and the gas station are at alternate interior locations. Draw and name the gas station. 7) The hospital and the park are at same side exterior locations. Draw and name the park. 8) The gas station and the grocery store are at same side interior locations. Draw and name the grocery store. 9) The grocery store and the nail salon are at vertical locations. Draw and name the salon. 10) The nail salon and bank are at corresponding locations. Draw Target. 11) The bank and a fast food restaurant are at same side interior locations. Draw and name the fast food restaurant. 12) Your city has a mall that is in a corresponding location to the bookstore that is in your city. Draw and name the mall and the bookstore. (If you did all of the others correctly, then the bookstore and the mall only have one place to be located) Using the right triangle below. What is the name for side BC?A) HypotenuseB) AdjacentC) OppositeD) None of the above Adam builds model rockets. Where he lives, his backyard is 12 feet below sea level. When he ignites his rocket, it flies a maximum of 350 feet straight up into the air before releasing its parachute. What is the altitude of Adams rocket at its highest point, as measured from sea level Does this graph show a function? Explain how you know.