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14 Cards in this Set
- Front
- Back
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What is an independent variable?
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Something that is changed by the scientist.
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What is a dependent variable?
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Something affected by the independent variable.
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What is a controlled variable?
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Somthing not changed at all.
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What are the layors of the earth?
See more earths interier work sheet |
Crust, mantle, outer core, and inner core.
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See concection currents in the mantle work sheet.
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Which layor of the earth is the thickest?
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The mantle.
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Which layor of the earth is the thinest.
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The crust.
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Who is Alfred Wegener?
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A young german scientist.
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Alfred Wegener wrote a book. what was it called?
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The Origin of Continents and Oceans.
Published in 1915. |
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What are 3 types of evidence he used to support his theroy?
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Fossils,landmass,and Climate.
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What is a trace of an anciant organism found in a rock?
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A fossil.
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How do constructive forces shape the earths surface?
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How do destructive forces change the earths surface?
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What is Pangea?
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It is what he named his evidence.????????????????????
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