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ICESat 2


Here is a short quiz about the ICESat mission. All of the answers can be found on our GLAS/ICESat web site. Press the grade button to see how you did.

First Name:
Postal Zip Code:

1: Sea level rise is caused by thermal expansion, small glaciers melting around the world, and:
human activities
increase in rainfall
change in weather
all of the above
2: Huge ice sheets covered much of North America and parts of Eurasia:
10,000 years ago
15,000 years ago
20,000 years ago
25,000 years ago
3: Presently, the marine ice sheet rests on a bed far below sea level. ICESat will provide
detection of polar bears on ice sheets
an early warning many years before ice breakup could presently be detected
change in sea level height
4: We do not know which will be stronger: the effects of increased melting at ice sheet margins or increased snowfall over the entire sheet.
True
False
5: ICESat will
measure changes primarily to the Greenland ice sheet
only detect changes in glacier height
observe seasonal changes in surface elevation caused by precipitation and surface melting

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