WILL GIVE BRAINLIEST TYSMM:)))))

WILL GIVE BRAINLIEST TYSMM:)))))

Answers

Answer 1

Answer:ok

Explanation:

Answer 2
The answer is d. vessels, heart and circulating fluid

Related Questions

Which of the following electromagnets would have the greatest magnetic field?


Image A


Image B


Image C


Image D

Answers

Answer:D

Explanation:the more you wrap it around the mental the stronger it will be(I think)

Image D would have the greatest magnetic field due to more number of turns of wire.

What is magnetic field?

The magnetic effect on electric currents, electric currents, and magnetic materials is described by a magnetic field, which is a vector field. A force opposite to the charge's own velocity and the magnetic field acts on it when the charge is travelling through a magnetic field.

The magnetic field of a permanent magnet pulls on ferromagnetic substances like iron and attracts and repels other magnets. In addition, three more magnetic phenomena cause a metaphors magnetic field to exert minute stresses on "nonmagnetic" materials. Image D would have the greatest magnetic field due to more number of turns of wire.

Therefore, image D would have the greatest magnetic field due to more number of turns of wire.

To know more about magnetic field, here:

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Which choice is a compound?

Question 3 options:

carbon dioxide (CO2 )


carbon (C)


air (N2, O2 mixed with CO2)


oxygen (O2)

Answers

Answer:

carbon dioxide (CO2 )

carbon dioxide (CO2)

what type of lenses do microscopes use which refract the light to a single point, causing the image of the object to appear larger?

Answers

Um I really don’t know sorry i had to answer a question

1 The car on the motorway can travel 1860 metres in 60 seconds.

a Write down the formula for speed.

b Work out how fast the car is going. Don’t forget the units!

2 The dog runs 1980 metres in 5 minutes. How fast is he running? (Remember, there are 60 seconds in each minute.)

3 Sometimes we know the speed of something, and we want to find out how far it will go in a certain time. The formula we need for this is:

Distance = speed  time

Answers

1.
a. Speed=Distance/Time

b. 31 m/s

2. Using the equation Speed=Distance/Time, the dogs speed is 396m/s

3. Time=Distance/Speed

Distance=Speed*Time

Bonjour, j'espère que vous allez bien, j'ai un devoir maison à faire en chimie, je suis en 4ème . Ma question est: Qui a découvert l'hydrogène? En quelle année?Comment?+ citer deux propriétés de l'hydrogène, les utilisations de cet élément au quotidien.

Answers

Wikipedia Article

Hydrogen is the chemical element with the symbol H and atomic number 1. Hydrogen is the lightest element. At standard conditions hydrogen is a gas of diatomic molecules having the formula H2. It is colorless, odorless, non-toxic, and highly combustible. Hydrogen is the most abundant chemical substance in the universe, constituting roughly 75% of all normal matter.[8][note 1] Stars such as the Sun are mainly composed of hydrogen in the plasma state. Most of the hydrogen on Earth exists in molecular forms such as water and organic compounds. For the most common isotope of hydrogen (symbol 1H) each atom has one proton, one electron, and no neutrons.

In the early universe, the formation of protons, the nuclei of hydrogen, occurred during the first second after the Big Bang. The emergence of neutral hydrogen atoms throughout the universe occurred about 370,000 years later during the recombination epoch, when the plasma had cooled enough for electrons to remain bound to protons.[9]

Hydrogen is nonmetallic, except at extremely high pressures, and readily forms a single covalent bond with most nonmetallic elements, forming compounds such as water and nearly all organic compounds. Hydrogen plays a particularly important role in acid–base reactions because these reactions usually involve the exchange of protons between soluble molecules. In ionic compounds, hydrogen can take the form of a negative charge (i.e., anion) where it is known as a hydride, or as a positively charged (i.e., cation) species denoted by the symbol H+. The H+ cation is simply a proton (symbol p) but its behavior in aqueous solutions and in ionic compounds involves screening of its electric charge by nearby polar molecules or anions. Because hydrogen is the only neutral atom for which the Schrödinger equation can be solved analytically,[10] the study of its energetics and chemical bonding has played a key role in the development of quantum mechanics.

Explanation:

What the one on top said

Describe the three parts of an atom. Where are they located and what kind of charge do they have (positive, negative, or neutral)

Answers

Answer:

There are protons, neutrons and electrons. The protons have positive charge and they are located in the nucleus. The neutrons have a neutral charge and are located in the nucleus as well. The electrons are located outside of the nucleus, but we never really know where exactly they are because they are always moving. They're most likely found in the orbital. They also have negative charge.

Explanation:

I am learning this at school too

protons are positive and neutrons are neutral however electrons are negative protons are located in the nucleus

1 The car on the motorway can travel 1860 metres in 60 seconds.

a Write down the formula for speed.

b Work out how fast the car is going. Don’t forget the units!

2 The dog runs 1980 metres in 5 minutes. How fast is he running? (Remember, there are 60 seconds in each minute.)

3 Sometimes we know the speed of something, and we want to find out how far it will go in a certain time. The formula we need for this is:

Distance = speed  time


a How far will the girl cycle in 1 hour? (1 hour = 3600 seconds)

b How far will the train go in 60 seconds?

c How far will the cockroach run in 10 seconds?

4 How long will it take for the girl to cycle 4 km? The formula you need is:

Time = distance
speed

Answers

Answer:

1.

A: speed = distance/time

B: the car is going 31 meters per second

2.

the dog is going 396 meters per minute or around 7 meters per second (6.6)

i dont really know the context of the other questions after but if you can give it to me i might be able to answer them

I hope this helps (i answered 1 and 2 only)

1.
A. Speed=Distance/Time
B. The car is going 32.66 m/s

2. Using Speed=Distance/Time, the speed of the dog is 396 m/m

3. Time=Distance/Speed

Distance = Speed * Time

A. We need to know the speed to use the equation Distance=Speed*Time.

B. Same thing as above.

C. The same as well.

4 The same as above.

Time=Distance/Speed

How can a chemical reaction be sped up?Select from the drop-down menu to correctly complete the statement.
Pack in more of the reactant to increase the _______

Concentration
Surface Area
Temperature

Answers

Answer:

A) Concentration

Explanation:

When you add a chemical to itself it becomes more concentrated making it more powerful and faster

The answer is : Concentration
And yes

Player agency is limited to video games; there’s no real agency in a game like Chess or Poker. True False

Answers

Answer:

False.

Explanation:

"Player agency is about giving players the interactivity to affect and change the game world." Any move a player makes in Chess or Poker quite literally affects the game.

James made a table of all items he could find that transformed electrical energy into more than one type of energy. Based on the pattern, what would best replace X?

Main Type of Energy
Transformed Into Into by the Item Form Type of Energy
Transformed Into Into by the Item
Blender Energy of Motion Sound
Fan Energy of Motion Sound
Lamp Light Heat
Microwave Heat Light
Washing Machine Energy of Motion X

A Heat
B Light
C Motion
D Sound

Answers

Heat HOPE THIS HELPS
Berries and cream✌

Marianne designs an experiment involving electrically charged objects. She wants to know which objects will be attracted to a negatively charged balloon. Identify the test variable, the outcome variable, and the control variable for this experiment.


(Side note; please use ALL the variables. the outcome, the test variable, and the control variable! If you get it right I'll mark you the brainliest so good luck :)

Answers

Answer: When one object is rubbed against the another, static electricity can be created because the rubbing creates a negative charge, carried by electrons

Explanation:

When we rub a balloon on our head, it causes opposite static charges both on hair and  balloon. When the balloon is pulled slowly away from our head, we can see these two opposite static charges attracting one another and making our hair stand up.

On rubbing a balloon on wool, the electrons move from the wool to the balloon's surface. The rubbed part of the balloon has a negative charge. Balloons, the electrical insulators, resist electric charges flowing through them. So only a part of the balloon has negative charge (where the wool is rubbed) and other places remain neutral.

When a balloon is rubbed to wall, it will be attracted to the wall. The charge is not immediately discharged as the wall is an electrical insulator.

When we rub the balloon against metal, the extra electrons in the balloon quickly leave the balloon and move into the metal so the balloon is no longer attracted and does not adhere.

Learn more:

1) What is static electricity:

brainly.in/question/2251055

2) Why do synthetic fibres generate static electricity:

brainly.in/question/1163210

Is foam fight a endothermic or a exothermic

Answers

This is my theory of the answer

Magnesium is a shiny, flexible Material that can be burned in the presence of air. When it is burned, it produces a white powder that is is no longer a shiny and flexible material. This white powder also has more mass than the original magnesium.

Choose the one that best gives the best evidence that a chemical reaction occurred, explain.

A - The molecules were separated into individual atoms.
B - The mass of the magnesium changed.
C - Smoke that was trapped between the magnesium atoms was given off.
D - A new substance was formed.

Answers

Answer:

D, a new substance formed

Explanation:

if Magnesium is shiny a flexible but turns to a white powder no longer shiny or flexible when burned, it turns to a new substance

It’s D.

Explanation
Yeah

Guys i need help
What is the chemical equation for foam fight

Answers

Answer:

i think its hydrogen peroxide

Explanation:

i dont know sorry

Trevor made the following table to compare the energy transformations of four household objects that use electrical energy. Which of the following would best replace X?


Form of Energy Used Other Form of Energy
Transformed By Item
Microwave Electrical Energy Heat
Blender Electrical Energy Energy of Motion
Doorbell Electrical Energy Heat
Lamp Electrical Energy X
A Energy of Motion
B Heat
C Light
D Sound

Answers

Answer:

Light

Explanation:

Light energy is a form of electromagnetic radiation, and even though it also turns into thermal heat, light is the answer due to the overall reaction lighting up the lamp.

Please can someone answer these two boxes.
(subject is science)

Answers

Answer:

d

Explanation:

im sorry i need the points :[

the answer is c

explanation:

is (H2O) water a compound of a element? is Ozone a compound of a element? explain. please help me!!​

Answers

Answer:

H20 is a compound and ozone is a compound to because the got more then u elements in it

Explanation:

Answer:

Water is a compound because it is composed from two hydrogen atom and one oxygen atom. Water is considered a compound because it is made up of more than one element. By definition, a compound is composed of multiple atoms from different elements. Water has 2 hydrogens and 1 oxygen.

A compound is a combination of more than one element.

A molecule is the smallest particle of an element or a compound.

Oxygen(O) is an element.

O2 - is a molecule which is formed by making a double bond with another Oxygen.

O3 - is a molecule as well, which comprises of three oxygens with two single bonds and one double bond. The resonance structure has a partial positive charge on the central Oxygen and partial negative charges on the end oxygens.

Explanation:

"In summary, the modern definition of a compound is a type of molecule consisting of at least two different types of atoms. By this definition, water is both a molecule and a compound. Oxygen gas (O2) and ozone (O3), for example, are substances that are molecules but not compounds."

when you lift a book from the ground what type of energy is that ? Write answer in your own words but it is fine to do reasearch i will check to see if u plagerized I WILL REPORT YOU! NOOO LINKS thx UwU

Answers

Answer:

The book gets potential energy as it goes higher and if you release it while its falling its potential energy goes away as it gets kinetic energy but when it hits the floor again it gets thermal energy

pls tell me if im wrong

Answer:

simply put it is a pulling force because you are directing your mass and energy into a concentrated movement that requires that energy and are exerting it to pull the object (aka the book)

Explanation:

100 points! Which of these is a carnivore according to the food web?

Choose the correct answer.

Answers

Answer:

Explanation:

fox, hawk, garter snake, mouse, praying mantis, frog, small fish

How much does the sky weigh?

Answers

Answer:

"At eight pounds per gallon, that's another 38,593,169,564 pounds of water in the air. Add it all up, and the total weight of our sky is 12,107,415,382,493,169,564 pounds, more than 12 quintillion pounds"

Explanation:

The total weight of our sky is 12,107,415,382,493,169,564 pounds, more than 12 quintillion pounds. Sea level atmospheric pressure is 15 pounds per square inch, meaning every square inch of our planet’s surface has 15 pounds of air above it. One square inch is roughly one-third to one-half the size of an adult thumb.

That corresponds to 60,217,344,000 pounds of air for every square mile. Earth has a total surface area of 201,061,929 square miles. Do the math. Our atmosphere weighs 12,107,415,343,900,000,000 pounds.

According to meteorologists, water vapor averages 0.04% of the volume of Earth’s atmosphere. That means the sky holds 4,824,146,196 gallons of water.

At eight pounds per gallon, that’s another 38,593,169,564 pounds of water in the air. Add it all up, and the total weight of our sky is 12,107,415,382,493,169,564 pounds, more than 12 quintillion pounds.

To know more about atmospheric pressure:

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when do the highest tides happen?
(select all that apply.
when the moon is full
When the moon is new
When the moon is in the third quarter
When the moon is in it the first quarter.

Answers

When the moon is full

When the moon is full,  the highest tides happen. Therefore, the first option is correct option.

Tides are the rise and fall of sea levels induced by the moon's and sun's gravitational influences on Earth's oceans. These celestial bodies' gravitational pull causes a tidal bulge on the side of the Earth facing them, as well as a second bulge on the opposite side.

The highest tides, known as spring tides, occur when the moon's and sun's gravitational forces align. This occurs during the full and new moon phases of the moon. During these phases, the sun's and moon's gravitational pulls reinforce each other, resulting in higher high tides and lower low tides.

To know more about tide, here:

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USE YOUR OWN WORDS. Each question must have a three sentence long answer!
best answer gets brainliest!
1.What is the goal of science?
2.How is science different from other ways of learning about the world?
3.How do scientists gather the evidence that supports their ideas?
4.Why do scientists need to be good communicators?
5.Why do scientists need to be able to use math?
6.What are some examples of how science can help us in our everyday lives?

Answers

Answer:

1. The goal of science is to explore and understand the physical world around us.

2. Science is different from other ways of learning about the world because science is more hands-on.

3. Scientists gather evidence by going out into the world and finding it. If their idea is correct, physical evidence in the world should be able to prove their idea correct.

4. Scientists need to be able to be good communicators because if they aren't, something might go wrong. If a scientist isn't communicating with their partner(s) during an experiment, something could go wrong due to a lack of communication.

5. Scientists need to be able to use math because, in a lot of experiments, math is required to calculate results and data.

6. Science helps us every day in different forms. For example, when you watch the weather forecast, the weather scientists are telling you the results of their data.

I know this isn't a complete answer but hope this helps:)

why does the amount of water pressure determine the size of bubbles in the water

Answers

Answer:

Water vapor pressure is a function of temperature (and pressure as well). It increases with the temperature. When vapor is produced on the heat surface, bubble forms. The size of the bubble is determined by the buoyancy and the water pressure at the location.

This is water vapour pressure is a function of temperature. Water vapour increases with the temperature. The size of the bubbles is determined by the water buoyancy and pressure location.

Chemical Reactions:
Question 5
A substance with two oxygen atoms is combined with a substance with one oxygen atom to form one product. What is true of the product?
Select one:

There will be no oxygen in the product.

Some of the oxygen will evaporate into the air.

There will be three oxygen atoms in the product.

There will be six oxygen atoms in the product.

Answers

Answer:

i believe its C.

Explanation:

There will be three oxygen atoms in the product

which type of soil contains the most amount of organic matter?

circle the correct answer.

Clay Loam sandy silt

Answers

Answer:

Sand

Explanation:

Sand contains the most amount of organic matter

Sand but I don’t get what it saying

Why is foam fight chemical or a physical change

Answers

It is a Chemical change

Answer:

This CHEMICAL REACTION produces carbon dioxide gas (which form the bubbles) and water. The addition of dish soap is what causes the foam by trapping the tiny carbon dioxide bubbles before they can pop. The reaction is also taking in heat (ENDOTHERMIC), which causes the foam to feel cool to the touch.

Explanation:

ANSWER ASAP
If purple flowers are dominant to white flowers, what would the phenotype be for the genotype bb? *
purple
white
pink
purple and white

Answers

Answer:

White

Explanation:

How does magnesium hydroxide provide relief for indigestion?


Magnesium hydroxide is an acid that neutralizes HCl in the stomach.


Magnesium hydroxide produces magnesium chloride salt, which neutralizes HCl.


Magnesium hydroxide reacts with HCl to produce a solution that is neutral.


Magnesium hydroxide is an acid that digests food in the stomach.

Answers

Magnesium hydroxide provides relief for indigestion by reacting with HCl to produce a solution that is neutral.

Magnesium hydroxide in the stomach acts as an antacid (i.e substance that neutralizes stomach acidity). They are utilized as laxatives for the sole purpose of treating constipation and increasing bowel movements.

When present in the stomach, magnesium hydroxide reacts with the HCl produced by the parietal cells that are present in the gastric glands to neutralize these acids and produce a solution that is neutral.

How can you distinguish between an element, a compound, and a mixture in a drawing?

Answers

Answer:

I'm pretty sure you can distinguish between an element, a compound, and a mixture in a drawing

Answer:

Element: made up of only one type of atom

Compound: made up of more than one type of atom bonded together. Mixture: a combination of two or more elements or compounds that have not reacted to bond together

Explanation:

I just need answers please!!
1. Groups of organs work together to form _________________.
2.What is the lowest level of organization in a multicellular organism?
4.Which body systems work with the digestive system to get nutrients to the rest of the body?

Answers

Answer:

Now i can add a real answer

Explanation:

1: if you think about it you are made up of organs. and then other people will describe yoou as an organism Answer is organism

2:Smallest to biggest= cell-tissue-organ-organism

4:Circulatory/Cardiovascular System through the blood to most parts of the body provides ​nutrients and oxygen which is needed for our bodies to have ENERGY!

Citation= https://www.joliet86.org/assets/1/6/BODYSYSTEMNotes.pdf

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