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Understanding Greenhouse Gases

Posljednje ažuriranje about 6 years ago

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Pitanje 1

1.

What is one new thing you learned about the video "Is the Earth Warming?

Pitanje 2

2.

Our atmosphere protects the Earth by

A. blocking out harmful solar radiation.

B. trapping greenhouse gases.

C. trapping infrared radiation (heat energy)

D. keeping the Earth from freezing solid at night.

Pitanje 3

3.

Why are greenhouse gases both good and bad for Earth?

Pitanje 4

4.

Which gas molecules are the best at absorbing infrared radiation (heat energy)

A. Water

B. Carbon dioxide

C. Nitogen

D. Methane

E. Both A and C

F. Both B and D

Pitanje 5

5.

What happens when there are small changes in carbon dioxide levels? State 2 things that could happen.