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Brain Pop - Earth

Last updated almost 2 years ago

10 questions

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Question 1

1.

Why is Earth's nickname "the blue planet?"

Because 70 percent of it is covered in water

Because snow-peaked mountains appear blue from space

Because its sky is blue

Because its clouds appear blue from space

Question 2

2.

What keeps Earth's temperature at the proper level for life?

Its magnetic field

Its metallic core

Its polar ice caps

Its distance from the sun

Question 3

3.

What is the relationship between carbon and life on earth?

All life on earth ingests carbon

The first living creatures consisted of individual carbon atoms

All life on earth is based on carbon

All life on earth breathes in carbon dioxide

Question 4

4.

How big is the Earth compared with the other planets in the solar system?

Third-largest

Fifth-largest

Second-largest

Fourth-largest

Question 5

5.

Which choice accurately describes the function of the earth's atmosphere?

It blocks harmful radiation but traps warmth

It absorbs light radiation but blocks heat radiation

It absorbs all radiation from the sun

It reflects all the radiation from the sun

Question 6

6.

Which of the following is an opinion about the earth?

It is the only planet in the Universe that can support life

Its atmosphere is mostly nitrogen

Its atmosphere is 21 percent oxygen

Its core is made out of iron

Question 7

7.

What might happen if the Earth did not have a magnetic field?

The planet would immediately become too hot

The oxygen in the atmosphere might dissipate

We might be bombarded by dangerous cosmic rays

The planet would immediately become too cold

Question 8

8.

Water is essential for life on Earth. In the previous sentence, what does "essential" mean?

Helpful

Optional

Necessary

Useful

Question 9

9.

Which factor is responsible for Earth's gravity?

Its water

Its mass

Its tilt on its axis

Its spin

Question 10

10.

Which term best describes the outer core of the Earth?

Liquid

Molten

Solid

Gaseous