Climate change

Which of the following is the best conclusion that can be made from this graph?

• atmospheric carbon dioxide levels have been decreasing since 1960
• Hawaii has a lot of carbon dioxide
• humans have been working hard to decrease carbon dioxide levels
• atmospheric carbon dioxide levels have increased steadily since 1960

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NGSS.HS-ESS2-2

NGSS.HS-ESS3-5

Which of the following have been changed or altered due to climate change ?

• droughts

• flooding

• melting of polar ice caps

• all of the above

The main human activity that releases greenhouse gases is

• using public transportation and there by reduce the affects of greenhouse gases.

• burning fossil fuels

• texting on cellphones

• eating meat

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NGSS.HS-ESS2-6

Which of the following is contributing to an INCREASE in carbon dioxide in the atmosphere?

• deforestation

• photosynthesis

• oceans

• all of the above

• the loss of animal species

 What is the greenhouse effect?

• The warming of a planet due to trapped radiation.
• The cooling of Earth due to air pollution.
• The heating of a solid, such as a rock.

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NGSS.HS-ESS2-4

NGSS.HS-ESS2-6

What do scientists think the effect will be of having more greenhouse gases in our atmosphere?

• More warming of the atmosphere
• More cooling of the atmosphere
• More air in the atmosphere
• Less air in the atmosphere

What gas from the list below is a cause for global warming?

• Urethane
• Oxygen
• Carbon Dioxide

What do humans do that releases greenhouse gases into the atmosphere?

• Burn fossil fuels (like gas and coal)
• Build cement buildings
• Ride bikes and use solar energy
• Compete in the Olympics

T/F: Some greenhouse gases are naturally present in the Earth's atmosphere

• True
• False

Which of the following is an example of a greenhouse gas?

• Carbon Dioxide
• Nitrogen
• Oxygen
• Neon