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Evaluating Scientific Explanations — Unit test Answers

25 verified answers
21
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Which describes data that is faked or misplaced?

A
reasonable
B
authentic
C
invalid
D
accurate
22
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Which is one precaution to take when working with heat and fire?

A
Do not use during experiments.
B
Keep flammables away.
C
Avoid touching face and eyes.
D
Do not mix chemicals unless told to do so.
23

What is a main reason why the scientific model of atoms is considered a theory rather than a law?

A
It has been proven as a fact.
B
It has been changed over time.
C
It predicts but does not explain.
D
It has stayed the same for a long time.
24

Which is a scientific claim?

A
At least 75 percent of the class will pass the physical science test today because they studied more than two hours for it.
B
According to the star of the number-one teen TV show, crushed rosemary and olive oil spread over pimples will draw out the bacteria and prevent scarring.
C
Plants fertilized once per week with Super Plant Food Formula have been shown in testing to produce twice as much fruit as plants that are not.
D
Placing half-filled one-gallon jugs of water out on the lawn prevents moles from occupying the space underground.
25

Which describes something in nature and predicts how it will behave without explaining why?

A
law
B
theory
C
hypothesis
D
data

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