Tutorial - 9/28 (7th grade Science) - Nature of Science

Which of the following is NOT a goal of science?

• to investigate and understand the natural world

• to explain events in the natural world

• to establish a collection of unchanging truths

• to use derived explanations to make useful predictions

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Science differs from other disciplines, such as history and the arts, because science relies on

• facts

• testing explanations

• observations

• theories

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Scientists will never know for sure why dinosaurs became extinct. Therefore, scientists should

• stop studying dinosaurs and study only living animals.

• work to raise live dinosaurs to study.

• continue to learn as much as they can about dinosaur extinction.

• accept the current theory about dinosaur extinction as the best possible theory.

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Science is best described as a

• set of facts

• way of knowing

• collection of beliefs

• list of rules

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The work of scientists usually begins with

• testing a hypothesis

• careful observations

• creating experiments

• drawing conclusions

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Information gathered from observing a plant grow 3 cm over a two-week period is called

• inferences

• variables

• hypotheses

• data

Based on your observations, you suggest that the presence of water could accelerate the growth of bread mold. This is

• a conclusion

• a hypothesis

• an experiment

• an analysis

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A scientific hypothesis

• can be based on personal beliefs or opinions

• can be tested by experiments or observations.

• does not have to be tested to be accepted as correct.

• is a proven fact with much evidence to support it.

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During a controlled experiment, a scientist isolates and tests

• a conclusion

• a mass of information

• a control group

• a single variable

A student sees a bee on a flower. The student wonders how the bee finds flowers. This student is displaying the scientific attitude of

• creativity.

• curiosity.

• open-mindedness.

• skepticism.