CHEMISTRY MIDDLE SCHOOL

Why did the United States government set aside land for the first national parks?A.

They wanted to settle the west as quickly as possible.

B.

They worried people would destroy the animals and land.

C.

They worried Native Americans wouldn’t have anywhere to go.

D.

They wanted to make sure all citizens would get a piece of land.

Answers

Answer 1

Answer: B) They worries people would destroy the animals and land.

Answer 2

Answer:

Answer:

Explanation:

hope it helps

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The phase of matter can be changed by:1. increasing temperature
2. decreasing mass
3. increasing volume
4. all of the above

Answers

1. Increasing the temperature

Answer:

1. Increasing temperature

Explanation:

Hope this helps.

What is special about nitrogen,and what is its main function in the atmosphere

Answers

the important thing about Nitrogen is that it provides air for humans to breathe in, 78% of the air we breathe in is Nitrogen and only 21% is oxygen, 1% is other gases. If the air was pure oxygen then everything would be extremely flammable, and it would also be harmful to humans. Nitrogen plays a very important role in our lives. Oxygen can be poisonous if it was the only gas in the air... we would initially all die if nitrogen wasn't in our atmosphere

Please answer!!!!!!!!!!!!!

Answers

I believe it’s Decreased Humus
humus is the organic component of soil formed by the decomposition of leaves and other plant material by soil microorganisms

Answer:

B. Decreased humus

Explanation:

Electrons move in what is called an atoms electron _______. Plz help me

Answers

Electrons move in what is called an electron cloud. Each atom has its own electron cloud associated with it. This region simply represents an area or likelihood within that an electron of corresponding energy can be found within.

What would happen to the temperature of the hot milk after ten minutes

Answers

it would cool down, wouldn't it?

The heat from the milk will first transfer to the cup making the cup hot, and after a while, the heat will transfer to cooler things around it, decreasing the temperature of the milk.

when gravity causes a huge amounts of rock or soil to be carried down a slope this form of erosion is referred to as a

Answers

Mudflow or landslide

Answer:

erosion

Explanation:

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