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True or False

8.Identify whether the following statements are true or false.  

______ A scientific theory is a basic fact that describes the behavior of a natural phenomenon.

______ Scientific methods are not rigid, step-by-step outlines to solve problems.

______A paleontologist would study the composition of the ancient atmosphere.

______ Earth’s atmosphere is about 78% oxygen.

Chapter Assessment

false

true

true

false

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