Global Warming Review

What is Global Warming?

• Increasing temperature in Earth's atmosphere

• Decreasing temperature in a city

• Increasing rain rates in Earth

• Decreasing temperature rates

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The main human activity that releases greenhouse gases is

• using bottled water
• burning fossil fuels
• texting on cellphones
• eating meat

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How can global warming cause sea levels to rise? Choose the best answer.

• by causing it to rain more often
• by melting glaciers and ice caps
• by increasing the number of undersea volcanic eruptions
• by creating bigger and more powerful hurricanes

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Carbon Dioxide, CO2, comes from

• Burning fossil fuels

• Cold water

• Animal manure

• Plastic

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Where does the energy that keeps the surface of the Earth warm come from?

• Fossil fuels

• The sun

• The spin of the Earth

• The friction of the Earth's atmosphere

• The Moon

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Why are too many greenhouse gases bad for the environment?

• They cause trees to die.

• They release heat and will be the cause of the next ice age.

• They trap heat in our atmosphere causing the planet to warm up.

• They are fossil fuels which pollute our environment.

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Without the Greenhouse Effect the Earth would be too

• warm

• cold

• rainy

What happens to the temperature if more greenhouse gases are released into the atmosphere?

• Temperature goes up
• Temperature goes down

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Which of the following is NOT an effect of Global Warming?

• Polar ice caps will melt.
• Coastal regions will be covered with rising sea levels.
• Some areas will experience serious droughts
• The Earth's rotation will slow down and eventually stop

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Things you can do to help decrease global warming include:

• Eat more ice cream.
• Keep your freezer door open.
• Keep your air conditioner on high.
• Turn off your lights when you’re not using them.

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