Chemistry Middle School

Pls help me I don’t understand it’s for my science class.

Plz check if correct and tell me wether each is element or compound

Pls Help Me I Dont Understand Its For My Science Class.Plz Check If Correct And Tell Me Wether Each Is

Answers

Answer 1

Answer:

sureeee

Explanation:

Answer 2
your answer is very much true

Related Questions

Which statement is true regarding kinetic energy and potential energy?

Both kinetic energy and potential energy rely on motion.


Both kinetic energy and potential energy are stored energy.

Potential energy relies on motion, while kinetic energy is stored energy.


Kinetic energy relies on motion, while potential energy is stored energy.

Answers

Answer) Kinetic energy relies on motion, while potential energy is stored energy.

Answer: kinetic energy relies on motion, while potential energy is stored energy.

Explanation:

What is the effect
A wave enters a new medium perpendicular to the boundary between the two media.

Answers

Answer:

something that is produced by an agency or cause; result; consequence: Exposure to the sun had the effect of toughening his skin. power to produce results; efficacy; force; influence: His protest had no effect.

Refraction is the change in direction of propagation of a wave when the wave passes from one medium into another, and changes its speed. Light waves are refracted when crossing the boundary from one transparent medium into another because the speed of light is different in different media.

Explanation:

hope the answer was helpful...

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What effect does heat have on a chemical reaction?

Answers

Answer:

Particles can only react when they collide. If you heat a substance, the particles move faster and so collide more frequently. That will speed up the rate of reaction. ... The rate of reaction will probably have doubled for that increase in temperature - in other words, an increase of about 100%.

HOPES IT HELPS

What happens in a landslide?


Water moves into an area where it does not belong.


Earth materials that are no longer held by friction move down a slope.


The upper region of a hill becomes built up by rocks.


Soil washes away into a stream.
(This is science)

Answers

The answer is B Earth materials that no longer held by friction move down a slope.
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