Science Benchmark Study Guide

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Life

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A complex system of connected processes.

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6 characteristics of life

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1: respond to stimuli

2: living things are organized

3: gather matter and energy

4: grow, develop, reproduce

5: adapt to their environment

6: use and pass on genetic information

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goal of science

Back

developing successful theories

Front

why do scientists collect facts? do they collect them just to know a bunch of facts?

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scientists collect facts to develop theories, not to know a bunch of facts.

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why do scientists develop theories?

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scientists develop theories to help them think about how the world works.

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what is a way to gather more scientific facts / improve or rewrite theories?

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a way to gather more scientific facts or improve / rewrite theories is by observing and experimenting

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Scientific Theory

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A scientific theory is a mental model or representation / explanation describing how some part of the natural world works.

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Theory

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A model, representation, or explanation that seeks to account for the related facts and provide means for producing a new hypothesis.

OR A WELL TESTED EXPLANATION FOR EXPERIMENTAL RESULTS.

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Hypothesis

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A testable, informed prediction, based on a theory, of what will happen in certain conditions. It must be testable.

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Cell Theory

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All living things are made up of one or more cells.