What does the word "mitigate" mean?

• to make a problem even worse

• to divide a problem into smaller problems

• to make a problem less severe

• to deny that a problem exists in the first place

Tags

NGSS.MS-ESS3-2

NGSS.MS-ESS3-3

What does "retention" mean?

• to let something go

• to borrow something

• to change someone's mind

• to keep possession of or maintain control of something

What is the troposphere?

• The outermost layer of the atmosphere

• the layer of the atmosphere where the ozone layer is

• the layer of the atmosphere where nearly all weather occurs

• the thinnest layer of the atmosphere, from sea level to 25 m high

Match the following

• 78%

• oxygen

• ~1%

• nitrogen

• 0-4%

• argon

• <1%

• carbon dioxide

• 21%

• water vapor

Why do we talk about carbon dioxide so much? Select all that apply.

• Humans are changing the amount significantly.

• It stays in the atmosphere for ~100 years.

• It is a powerful greenhouse gas.

• It is highly toxic to humans in small amounts.

• It is destroying the ozone layer.

Tags

NGSS.MS-ESS3-5

What does albedo measure?

• how much light is reflected by something

• how much light it takes to heat something up by 1 degree F

• how much light something can generate

• the percent of the EM spectrum something can reflect

Tags

NGSS.MS-PS4-2

Albedo is a measurement that will always have a value between​ (a)   and ​ (b)   .

• 0
• 1
• 100
• 50
• 20
• 10
• 25
• 5
• 1,000

A black hole would have an albedo of . . .

• 0

• 0.5

• 1

A mirror would have an albedo of . . .

• 0

• 0.5

• 1

Tags

NGSS.MS-PS4-2

Which of the following is happening due to human-caused climate change?

• The earth's surface is becoming more reflective.

• Ice caps, glaciers, and snow cover are melting.

• Oceans are receding, revealing more land area.

Tags

NGSS.MS-ESS3-4

NGSS.MS-ESS3-5