Is The Earth Getting Warmer?

Who wrote a paper in 1975 asking if the earth was getting warmer?

• Wallace Broecker

• Albert Einstein

• Isaac Newton

• Marie Curie

What is the main cause of the increase in carbon dioxide in the atmosphere?

• Changes in radiation from the sun

• Changes in the earth's orbit

• Volcanic activity

• Burning of fossil fuels

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NGSS.HS-ESS2-6

What was the hottest year in recorded history?

• 2018

• 2015

• 2010

• 2012

What is the role of Arctic sea ice in cooling the earth?

• Absorbs heat

• Reflects light

• Traps carbon dioxide

• Produces water vapor

Tags

NGSS.HS-ESS2-2

What happens when permafrost melts?

• More rainfall

• Less carbon dioxide in the atmosphere

• More ice caps

• Release of trapped gases

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NGSS.HS-ESS2-2

NGSS.HS-ESS2-6

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What is an example of a negative feedback loop?

• Increase in predator population leads to more prey

• More trees burning leads to more carbon dioxide

• More heat leads to more ice melting

• More rain leads to more permafrost melting

What is the main way to reduce the effects of climate change?

• Increase the melting of ice caps

• Cut down the amount of carbon dioxide in the atmosphere

• Increase the amount of carbon dioxide in the atmosphere

• Increase the burning of fossil fuels

Tags

NGSS.HS-ESS2-6

NGSS.HS-ESS3-2

What did Broecker compare the earth's climate to in an interview with the Guardian?

• A wild animal

• A calm ocean

• A sleeping bear

• A peaceful forest

What is the term used for processes that help amplify or diminish certain changes in large Earth systems?

• Extreme weather events

• Feedback loops

• Climate change

• Global warming

Tags

NGSS.HS-ESS2-2

What is the main reason why scientists are unable to predict the changes climate change will have on the earth?

• Lack of technology

• Complex systems and interdependent feedback loops

• Lack of interest

• Lack of data

Tags

NGSS.HS-ESS2-4

NGSS.HS-ESS2-6

NGSS.HS-ESS3-5