Climate Change Question Preview (ID: 46689)
Climate Change.
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Which of these countries emits the most carbon dioxide?
a) China
b) USA
c) Mexico
d) Russia
The discovery of fossils of tropical organisms such as palm trees in Antarctica indicates that _________
a) Palm trees used to thrive in freezing cold temperatures.
b) Antarctica used to be much warmer than it is now.
c) The entire Earth used to be much colder than it is now.
d) The fossils floated across the ocean from a warmer area to Antarctica.
Which of the following is a greenhouse gas?
a) CO2
b) H2O
c) NH4
d) All of these
What can you do to help fight climate change?
a) Use less fossil fuels
b) Understand the science behind climate change
c) push for laws / regulations that limit pollution
d) all of these
Global warming is ______.
a) the same as the greenhouse effect
b) the opposite of the greenhouse effect
c) the rise in temperatures due to human activities making the sun hotter and closer to us
d) the rise in temperatures due to human activities increasing the greenhouse effect
Earth’s climate has changed due to ________.
a) continental drift
b) breaking up of large landmasses
c) breaking up of large landmasses
d) ALL: continental drift, breaking up of landmasses, AND changing amounts of CO2
The greenhouse effect ________
a) did not exist until humans started polluting the atmosphere.
b) makes life on Earth possible, because without it Earth would be too cold for life to develop.
c) can be completely eliminated if we stop using fossil fuels and switch to renewable energy.
d) exists only on Earth and not on any other planet.
If the climate becomes warmer, sea levels will _______
a) fall, because hot water evaporates faster.
b) rise, because water expands when it gets warmer
c) rise, because of glaciers and ice sheets melting
d) rise, both because of ice melting AND because of water expanding when it gets warmer.
If Earth had no greenhouse effect, it would be ________.
a) hotter
b) colder
c) completely covered with water
d) the same as it is now
Greenhouse gases in the atmosphere make the Earth warmer because they __________ some of the heat that radiates away from Earth’s surface.
a) conduct
b) destroy
c) evaporate
d) trap
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