1) The main cause of climate change is ___. a) greenhouses b) melting ice c) too much Oxygen d) use of fossil fuels 2) According to climate data, the Earths ____ and ____ are warming up too fast. a) CO2 and methane b) volcanoes and earthquakes c) atmosphere and forests d) rain clouds and dust clouds 3) A greenhouse gas is a gas that ___. a) is made in greenhouses b) has a greenish color c) traps heat d) is unstable 4) Loss of species in the wild ________ impact on people living in cities far away. a) does not b) does 5) Carbon dioxide is ______. a) a fossil fuel b) good for humans and animals c) all our fault d) a greenhouse gas 6) Because the climate is now changing faster than plants and animals can adapt, over 14,000 species are in immediate danger of becoming ____ due to the current climate change. a) extinct b) more dangerous c) larger d) fatter 7) The #1 solution to slow, stop, or even reverse climate change is to ____. a) use more air conditioning b) reduce CO2 emissions c) grow less crops d) put more ice in the oceans 8) Coal, oil, and natural gas are _____, and burning them for energy releases tons of CO2. a) made of carbon dioxide b) greenhouse gases c) fossil fuels 9) Ice caps and _____ are melting fast. a) fossil fuels b) polar bears c) glaciers 10) Climate change means _____. a) hotter temperatures b) unpredictable weather c) more wildfires d) all of these. 11) About 80% of the human population lives near a coast, and coastal cities and communities are _____ due to rising sea levels from climate change. a) growing b) expanding c) being flooded out 12) What is the difference between the greenhouse effect and global warming? a) The greenhouse Effect is a natural process and Global Warming is caused by humans. b) Global Warming and the Greenhouse Effect are the same thing. c) Global Warming is a natural process and the Greenhouse Effect is not. 13) Trees help the Earth because a) They absorb huge amounts of Carbon Dioxide. b) They take in large amounts of Oxygen. c) They provide shade from the sun. 14) Too many greenhouse gases in the atmosphere trap heat causing a) earthquakes b) extreme tides c) atmospheric warming d) volcanoes 15) Earth's warming trend causes sea levels to rise because... a) it causes ocean water to expand b) it melts glaciers and ice caps c) both of these are true! 16) Forests absorb about 1/4 of the _____ in our atmosphere. a) methane b) oxygen c) H2O d) CO2 17) Oceans absorb about 1/4 of the _____ in our atmosphere. a) methane b) oxygen c) H2O d) CO2 18) When oceans absorb extra CO2, the ocean water becomes ___. a) acidic b) salty c) colder d) blue 19) Acidic ocean water leads to ___. a) more kelp b) larger reef systems c) rising sea levels d) coral reef death 20) The impact of the current excess CO2 on our planet causes ___. a) too much heat in our atmosphere b) acidified ocean water c) increased insurance and food prices d) all of these!

Climate Change

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