ICESat 1

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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.

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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

CSR/TSGC Team Web