What are the substances?

What Are The Substances?

Answers

Answer 1
Answer:A chemical substance is a form of matter having constant chemical composition and characteristic properties. Some references add that chemical substance cannot be separated into its constituent elements by physical separation methods, i.e., without breaking chemical bonds.

Explanation:

Answer 2
A substance is matter which has a specific composition and specific properties. Every pure element is a substance. Every pure compound is a substance. Examples of substances: Iron is an element and hence is also a substance

Related Questions

A scientist observed this monkey with a minor cut on its face. After one week, the cut had healed and was gone. Explain how this is possible.

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skin morphed together on the monkey

How are SA node cells similar to nerve cells?

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Answer:

It has property of automaticity. Is is modified myocyte and depolarizes on its own and doesn't require and nerve.

Explanation:

Please help. ASAP. I need an answer!! Ty.

Answers

Answer:

It is the varying chemical structure and properties of the R-group that make the amino acids different from one another. About 9 amino acids have non-polar R-groups and are relatively hydrophobic. Another 6 amino acids have strongly polar R-groups which readily attract water molecules.

there is no picture there can you pls repost i can help

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Answers

Answer:

Hey, I answered your last question(the same one), so you should check the last question you posted.

Answer:

1,2,3,5,6, good luck

Explanation:

If an object has a mass of 10 kg on Earth, what would be its mass on a planet with half the gravity of Earth?

Answers

Answer:5 kg

Explanation:

5 kg cause it’s half of 10

Can someone please answer these 4 questions. I’m begging you

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Hormones are any member of a class of signaling molecules in multicellular organisms, the job of hormones in a body is to be messengers and controlling and corddinating things in the body peptide hormones is the molecular structure of hormones . Amino acids is what they are composed of. The ovaries and the testes are organs that produce hormones

Which of the following is correct about classifying organisms in science?
A
They are classified in a hierarchical system, with the largest group sharing only a few characteristics at the top, and the smallest group sharing the most characteristics at the bottom.

B
They are classified in a numerical system, where the top tier classifies organisms with the largest populations, and the lowest tier classifies organisms with the smallest populations.

C
They are classified in a chronological system, starting with the first organisms discovered by people and through to the most recently discovered organisms.

D
They are classified in a geographical system, where the organisms are listed alphabetically by country, and the countries are ordered by number of organisms they possess.

Answers

The answer would be c out c

It aids in both the identification of living things and the comprehension of their diversity. We may learn about the characteristics, similarities, and differences of many plant and animal species thanks to classification. Thus, option C is correct.

What classifying organisms in science?

The study of relationships among living things is known as taxonomy, and the formal classification of species into groups based on those supposed relationships is known as taxonomy. The similarities and differences between organisms are used to classify them.

Scientists classify things using a branching method. The domain is the largest category. Kingdoms are the next level of division within each domain, followed by phyla, classes, orders, families, genus, and species. It helps us comprehend how more sophisticated organisms develop from less complicated ones.

Therefore, They are classified in a chronological system, starting with the first organisms discovered by people and through to the most recently discovered organisms.

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PLSS HELPP PLS OR ILL FAIL SCHOOL

i will give you brainliest and help you with wtv
you dont have to help with all even just one part is ok

Answers

The answer to 15 is no because the jaws box skips pass the hagfish
5 is genus and species.

Which of these is not a principle of natural selection?

A. Over time, the offspring of individuals with helpful variations make up more of a population and eventually become a separate species

B. Variations are passed to offspring

C. Differences, or variations, occur among individuals of a species

D. Adaptations happen in a start stop fashion

Answers

Answer:

D

Explanation:

adaptations are passed down in natural selection but it’s not in start stop fashion

Answer:

D

Explanation:

Adaptations occur, but they don't just stop. In virtually every population, you will have variation, and therefore, adaptations. They aren't going anywhere.

;)

How are chordates further divided into three subphyla?
A. By their habitats
B. By the presence or absence of a notochord
C. By how they obtain food
D. By their body structures

Answers

Answer: D. By their body structures

Explanation:

They are divided into three subphyla which would be Vertebrate.

The answer is by the presence or absence of a notochord

Think of some examples of competition among organisms. What are some things they would need to compete over?

Answers

Answer:

Organisms compete for the resources they need to survive- air, water, food, and space. In areas where these are sufficient, organisms live in comfortable co-existence, and in areas where resources are abundant, the ecosystem boasts high species richness (diversity).

Explanation:

Answer:

They would need to compete over space, water, food, resources.

Explanation:

An astronaut’s suit provides for the basic needs of the astronaut. Which of the following is NOT an accommodation provided by the astronaut's suit?
The answer choices are in the picture

Answers

Waste Management
There is no place for the waste to go when the restroom is needed when the suit is worn.
Microgravity (it is found naturally in space)

Construct an explanation that describes how matter moves through your body during cellular respiration.

Answers

Cellular Respiration: The process by which organisms break down glucose into a form that the cell can use as energy.

Through the process of cellular respiration, the energy in food is changed into energy that can be used by the body's cells. Initially ... Cellular respiration can be described as the reverse or opposite of photosynthesis.

Cellular respiration is a set of chemical reactions cells use to change the food we eat, the water we drink, and oxygen from the air we breathe into forms the cell can use as energy. In the process, matter is transformed from one type to another; that is, atoms from these materials are arranged into new forms.

In this exercise we have to use our knowledge of biology to describe how cellular respiration occurs, so we can say that:

We can say that the respiratory process uses energy and oxygen to have the ability to move through the body.

How does cellular respiration take place?

Cellular respiration is a process by which organisms obtain energy to perform the most diverse activities. Cellular respiration occurs in mitochondria, in the presence of oxygen, and is divided into three steps: glycolysis, the citric acid cycle (or Krebs cycle) and oxidative phosphorylation.

What are the steps of cellular respiration?

Cellular respiration is a process that involves 3 steps:

Glycolysis, which takes place in the cytosol. Citric acid cycle, which occurs in the mitochondrial matrix. Oxidative phosphorylation, which occurs in the inner mitochondrial membrane.Through the process of cellular respiration, the energy in food is changed into energy that can be used by the body's cells. Initially .

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Which of these best describes how the lungs and diaphragm affect each other?

A
As the lungs expand, the diaphragm expands.

B
As the lungs expand, the diaphragm contracts.

C
As the lungs contract, the diaphragm contracts.

D
The lungs and diaphragm have no relationship.

Answers

A seems like the best answer, since your lungs expand while you breath it makes sense that the diaphragm would expand.
b, because when the lungs expands it pretty much takes up space in the diaphragm making a contract

Imagine you could interview one of the Scientists mentioned in this lesson. Think of at least 4 questions you could ask them. Then imagine they could answer your questions. Write out (or type) how you think this interview would sound.

Answers

Answer:

I would interview Thomas Edison.

1. What idea you had for inveting the telephone?

 - "I basiclly used a battery to provide current on the phone line and to control its strength by using carbon to vary the resistance".

2.Did you once wanted to give up while creating an artwork?

My only answer and quote im giving is this:  “I have not failed 10,000 times – I've successfully found 10,000 ways that will not work.”

3.What inspired you?

-"I got my intrest by The Civil War it got me interested in invention."

4.How did you came up with the materials for making with your inventions?

"One night, after absent-mindedly rolling between my fingers a piece of lampblack, the material he used in his telephone receiver, I got the idea for switching to a carbonized filament".

5. So, Last question. Why you have to fail to succeed?

"Failure makes you better."

You have to find a way to find success through failure, and so you open yourself up to new ideas and new solutions to the same old problems. It may be difficult to cope with the setback at first, but eventually, mistakes will excite you.

describe your plan for finding out how a drought will effect a forest ecosystem.
PLEASE HELP THIS HAS TO BE ANSWER FAST!!!!!!

Answers

It stops the growth of food and the growth of the natural forestry
All of the stuff in the ecosystem will start to dry out. And will eventually stay under. And will not produce any more carbon dioxide.

Respiration begins when air enters the mouth and nose. As air goes down the trachea, or windpipe, tiny hairs called cilia gently wave to keep dirt and mucus out. At the bottom of the trachea are two tubes called bronchi. One bronchus goes into the left lung, and the other goes into the right lung. When you inhale, the diaphragm muscle between the lungs and abdomen contracts, making room for the lungs to expand.

Which of these best describes how the lungs and diaphragm affect each other?

A
As the lungs expand, the diaphragm expands.

B
As the lungs expand, the diaphragm contracts.

C
As the lungs contract, the diaphragm contracts.

D
The lungs and diaphragm have no relationship.

Answers

I believe it’s c, as the lungs contract, the diaphragm contracts sorry if I’m incorrect though
The answer is option B . As the lungs expand, The diaphragm contracts

I need help 50 points reward

Answers

Answer:

Just saying you could always just look up the definition of the words and then see if it matches up to the definitions.

Explanation:

1=E
2=I
3=K
4=P
5=C
6=A
7=M
8=G
9=D
10=O
11=B
12=H
13=F
14=L
15=N
16=J

PLEASE HELP ASAP WILL GIVE BRAINLIEST
2nd page

Answers

What she said, correct

does go through cell cycle in
mitosis, meiosis, or both

Answers

In mitosis the cells split and create identical copies of themselves while in mitosis the cell divides twice and each cell contains half of the chromosomes in the parent cell
Both mitosis and meiosis go through the cell cycle and they’re are closely relative on the jobs they do

What happens when an organism genome (genetic code) is incorrectly copied or changed?

Answers

Answer:

When there is a mistake in the copying of the genetic message that is permanent, a mutation has occurred. Two of the bases in DNA (Cytosine and Thymine) are the most vulnerable, and when this happens, they may pair with each other or themselves and the message is changed.

Explanation:

hope this helps you

When there is a mistake in the copying of the genetic message that is permanent, a mutation has occurred. ... Two of the bases in DNA (Cytosine and Thymine) are the most vulnerable, and when this happens, they may pair with each other or themselves and the message is changed.

Will get brainliest for correct answer :)
No links please

Answers

The answer is True..
i’m pretty sure it’s false but i’m not 100% sure.. i only know a little about organs and the human body so there is a possibility i’m incorrect

The percent composition of a rock sample is as follows:

Silicates 30%

Iron sulfite 20%

Copper compounds 10%

Iron pyrite 20%

Carbon compounds 10%

Calcium carbonates 10%

Total 100%

Which type of graph would best display these data?
A. pie chart
B.
scatter plot
C.
line graph
D.
3-dimensional scatter plot

Answers

either b or c but I’m leaning towards C
i personally think A would be a good choice!!

What is the difference between a concave and convex mirror?

Answers

Answer:A concave mirror is a spherical mirror with the surface of reflection is curved in an inward direction while a convex mirror is a spherical mirror with a reflecting surface with an outward bulge.

Explanation:

Hope this helps :D

answer:
concave and convex mirrors are opposites. if the inner side of the spherical mirror is reflecting it is called a concave mirror. if the outer side of the spherical mirror is reflecting is called a convex mirror.

If a scientist conducts an experiment on plants and uses 1,000 plants in the control group and 1,000 plants in the test group, why is it still important that someone else be able to replicate the experiment and get similar results?
A. to help the experiment get published
B. to study the original methods and design new experiments
C. to confirm the original data and methods
D. to allow beginning scientists to practice designing experiments

Answers

Answer:

c

Explanation:

to confirm the original data and methods

C. To confirm the original data and methods

are the largest group of living reptiles.

Answers

Answer:

Scaled reptiles

Explanation:

Scaled reptiles are the largest group

Mitosis is only done by _____________________ cells and it makes ___________________________ cells.

Answers

Answer: Eukaryotic cells, daughter cells

Answer:

Eukaryotic Cells and Daughter Cells

Explanation:

Only eukaryotes perform mitosis, and since mitosis is a form of asexual reproduction, the cells that result from mitosis are "clones." These are referred to as daughter cells.

What structural adaptation of the A. cristatus lizard helps them on land?

sunning on rocks

serpentine movement of tail

webbed feet for swimming

strong claws for climbing

Answers

Answer: Strong claws for climbing

Explanation:

Strong claws for climbing

True/False: Animal viruses can only infect animal cells.

Answers

False





And I have no idea why Ig won’t let me submit without 20 characters XD
True viruses can only use one kind of animal as a host there are small differences in the cells of each kind of animal

What blocks the society from becoming universal?

Answers

Answer:

Some of Robert Owen's ideas were confirmed by personal experience as a philanthropic employer who strongly emphasised the importance of environment, education and, ultimately, cooperation in improving social conditions. Owen was closely involved with the factory movement (for the improvement of working conditions), Poor Law reform, public education, economic regeneration in post-Napoleonic War Britain, the relief of distress in Ireland, creating what he called ‘communities of equality’ in Britain and America, and, after 1830, trade unionism and cooperation. He supported religious toleration. He advocated sexual equality, marriage and divorce law reform, and alluded to birth control as a means of regulating population. He thus gained fame, even notoriety, as a social and educational reformer, and long after his death continued to inspire others, notably through the ideas presented in his most important and famous work, the essays in A New View of Society.

Explanation:

The things which block the society from becoming universal include the crime, poverty, and the misery in the society.

What is a Universal society?

Cultural universals can be best described as the concepts, social constructs, or the patterns of behavior which are common to all the human cultures. This means that every society in existence in the nature generally exhibits some form of the universal.

Society may be formed so as to exist without any crime, without poverty, with the health greatly improved, with little, if any kind of misery, and with intelligence and happiness which are increased a hundredfold and also with no obstacle whatsoever intervenes at this moment of time except the ignorance to prevent such a state of society from becoming universal.

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War of 1812NAME 2 MAIN REASONS FOR THE WAR? Which pair of expressions is equivalent using the Associative Property of Multiplication? A. 4(2a 5) = (4 2a) 5 B. 4(2a 5) = 8a 20 C. 4(2a 5) = (2a 5) 4 D. 4(2a 5) = 4 2a 5 How many moles of SO3 are in 2.4 *10^23 cules? How does author Rudy Shur respond to the ideas of Ken Kaiman in "The Light At the End of The Publishing Tunnel? What is the first quartile of the data shown in the box plot?0 10 20 30 40 50 60 70 80 90 100First quartile September 1st,1939 Jews cannot leave their homes after 8pm. What is the practice called? Why do you think the Nazis started this on that specific date? *LOOK AT PICTURE FOR QUESTION*F) 20.5 inG) 14.74 inH) 9.3 inJ) 10.1 in Kari worked twice as many hours as Chris. She also worked ten less than three times as many hours as Mark. Chris and Mark worked the same number of hours. Bindy Crawford created a corporation providing legal services, Skysong, Inc., on July 1, 2022. On July 31 the balance sheet showed: Cash $4,600; Accounts Receivable $7,400; Supplies $730; Equipment $9,900; Accounts Payable $9,100; Common Stock $11,700; and Retained Earnings $1,830. During August the following transactions occurred. Aug. 1 Collected $1,200 of accounts receivable due from customers. 4 Paid $2,770 cash for accounts payable due. 9 Performed services worth $6,050, of which $3,510 is collected in cash and the balance is due in September. 15 Purchased additional office equipment for $4,180, paying $510 in cash and the balance on account. 19 Paid salaries $1,390, rent for August $760, and advertising expenses $330. 23 Paid a cash dividend of $670. 26 Borrowed $5,700 from American Federal Bank; the money was borrowed on a 4-month note payable. 31 Incurred utility expenses for the month on account $370.Prepare a tabular analysis of the August transactions beginning with July 31 balances. Prepare an income statement for August, a retained earnings statement for August and a classified balance sheet at August 31. NO LINKS. Find the measure of the angle or arc indicated. Part 2 Shannon is dressing a mannequin for a store window to show off a new line of men's clothing. Shannon can choose from 2 different T-shirts and 8 styles of jeans. How many different ways can Shannon dress the mannequin? ways Yo _________ (decir) todo a mis padres. Fill in the blanks Write the number in scientific notation.98,000X10^ help pls this is confusing me who has some good bl anime recomendations exept for "Given" cuz i watched it already PLZ HELP!!! I got the 1 of the answers but I can't seem to figure out the other. What is the volume of the circle? Which Number sentence is true? PLZ SOMEONE HELP I NEED IT DONE Help ASAP please thanks