SHEA'S SCIENCE FAIR QUIZ

How long has the earths climate been changing?
2.5 billion years
4 trillion years
4.2 billion years
108.6 million years
What is used to trap heat in the earth through greenhouse gasses?
Radiation
Greenhouse Gasses
Fossil Fuels
Factory steam
How much has Arctic Sea-ice shrunk in the past 30 years?
10%
25-35%
2%
50%
What is an effect of global warming?
More factories being built
Decrease of water due to droughts
More frequent hurricanes
More species going extinct
What emits fossil fuels?
Radioactive rocks
Electric cars
Humans
Powerplants
Are greenhouse gasses a normal effect of nature?
Yes
No
How much will the climate supposedly rise by the end of the century?
20 degrees
2-10 degrees
10-15 degrees
30 degrees
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