A geologist studies things like volcanos, rocks, the plate tectonics, and earthquakes.
A geographer studies the land, oceans, lakes, mountains, plateaus, etc.
 

Time	What Happened?	Kinds of Rocks & Minerals
Inland Sea (1st time)	______________________________                            ______________________________                            ______________________________	______________________________                            ______________________________                            ______________________________
Swampy Land	_____________________________                            _____________________________                            _____________________________	_____________________________                            _____________________________                            _____________________________
Inland Sea (2nd time)	_____________________________                            _____________________________                            ______________________________	_____________________________                            _____________________________                            _____________________________
Drier Land	_____________________________                            _____________________________                            _____________________________	_____________________________                            _____________________________                            _____________________________
Ice Ages	_____________________________                            _____________________________                            _____________________________	_____________________________                            _____________________________                            _____________________________
Today	_____________________________                            _____________________________                            _____________________________	_____________________________                            _____________________________                            _____________________________

1.  Describe the kinds of land and water forms found in prehistoric Nebraska.

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2.  Describe how the land changed over time.

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     Then,___________________________________________________________

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     Next,___________________________________________________________

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      Finally,_________________________________________________________

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3.  Explain what the volcano in Idaho did to Nebraska land and animals.

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4.  Write any other information you think has to do with volcanoes and rocks
     in prehistoric Nebraska.

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