Atmosphere

Earth's current atmosphere is

• 78% nitrogen, 21% oxygen, 0.9% argon and 0.037% carbon dioxide
• 78% oxygen, 21%nitrogen, 0.9% argon, 0.037% carbon dioxide
• 78% nitrogen, 21% argon, 1% oxygen
• 78% oxygen, 21% nitrogen, 1% carbon dioxide

What does NOT produce carbon dioxide?

• Photosynthesis
• Burning Fossil Fuels
• Animal respiration
• Plants decaying

Tags

NGSS.MS-LS1-6

Carbon can be found in...

• The atmosphere
• Soil
• Fossil fuels
• All of the above

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Organisms that do not decompose can be buried and become what?

• water
• nutrients
• air
• fossil fuels

Tags

NGSS.HS-ESS2-6

What is deforestation?

• Clearing Earth's forests on a massive scale
• Eating too much vegetables
• Going to a forest and pulling weeds
• Clearing the five trees in my backyard

Tags

NGSS.MS-ESS3-3

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Why does cutting down trees increase global warming?

• trees soak up carbon dioxide
• trees provide shade which counteracts global warming
• trees absorbs the sun's energy without radiating back into the atmosphere
• trees drain greenhouse gases like methane from soil

Tags

NGSS.MS-ESS3-5

NGSS.MS-LS1-6

Why is burning fossil fuels harmful?

• they cause cancer

• They can get extremely hot

• it increases the amount of carbon dioxode/greenhouse gases in the air

• this would destroy fossils

Tags

NGSS.HS-ESS2-4

NGSS.HS-ESS2-6

NGSS.HS-ESS3-5

Which of the following removes carbon from the atmosphere?

• Combustion
• Respiration
• Photosynthesis
• Death

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

How is the burning of fossil fuels related to global warming?

• Magic
• Fuels are hot
• Greenhouse effect
• Photosynthesis

Tags

NGSS.MS-ESS3-4

NGSS.MS-ESS3-5

If the plant population decreased, the amount of carbon would _________.

• Stay the same
• Increase
• Decrease

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS2-4