Atmosphere and Climate Change

What is the primary gas found in Earth's atmosphere?

• Carbon Dioxide

• Nitrogen

• Oxygen

• Argon

Which of these has the biggest change in the amount of carbon dioxide in the atmosphere?

• burning fossil fuels (adds 5.3 billion tons)

• Photosynthesis (removes 120.0 billion tons)

• decomposition (adds 60.0 billion tons)

• ocean sink (adds 110.0 billion tons)

Tags

NGSS.HS-ESS2-6

NGSS.HS-LS2-5

Which will increase the amount of trace gases in the atmosphere?

• cones releasing seeds due to heat

• dam increasing amount of water after a flood

• a company refining and releasing natural gas

• a bacterium releasing oxygen during photosynthesis

Tags

NGSS.MS-ESS3-4

How has Earth's atmosphere changed over time?

• Plants increased the amount of oxygen in the atmosphere

• Nitrogen levels have decreased over time

• Methane has decreased over time

• the amount of water vapor has increased over time

Which of these is the correct percentage of nitrogen in the atmosphere?

• 78%

• 21%

• 0.046%

• 0.9%

What percent of the atmosphere is oxygen?

• 78%

• 21%

• 0.046%

• 0.9%

What is the percentage of trace gases?

• 78%

• 21%

• 1%

• 0%

What is gas 1?

• Carbon Dioxide

• Oxygen

• Nitrogen

• Argon

What is gas A?

• Argon

• Oxygen

• Carbon Dioxide

• Nitrogen

Two containers are filled with gas. Container 1 has Oxygen. Container 2 has oxygen and carbon dioxide. Both temps were recorded. Why did container 2 get hotter?

• the oxygen is cold

• the carbon dioxide is cold

• the oxygen traps heat

• the carbon dioxide traps heat

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5