Scientists create models to help make sense of the natural world. Models are powerful tools that help scientists predict how things work. Models should be scientifically testable. When a model fails to predict correctly, the model must be revised or replaced. A good example of this kind of model would be one that represents an animal or plant cell as drawing to illustrate the parts of the cell.
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Biology, 21.06.2019 18:00
Which events are likely to be catastrophic to an ecosystem? select the three correct answers.a-hurricane.b-steady population growth.c-seasonal flooding.d-introducing of an aggressive invasive species.e-tsunami.
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Biology, 22.06.2019 00:00
Most of the fossils found in virginia are in the coastal plain, valley, ridge, and appalachian plateau regions, best suggesting that these geographic provinces a) were once covered by seawater. b) are the oldest parts of virginia. c) have a great deal of karst topography. d) have large amounts of sedimentary rock.
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Biology, 22.06.2019 02:30
Are the earth's ocean floor and continents the same age geologically? why or why not?
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Biology, 22.06.2019 06:00
Other than earth, is also known to have magnetic pole reversal? a: venus b: mars c: earths moon d: the sun
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Scientists create models to help make sense of the natural world. Models are powerful tools that hel...
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