Scientific Explanations Quiz

What is a fact in scientific terms?

• A subjective opinion

• An objective, verifiable observation

• A hypothesis

• A theory

Which of the following is an example of a scientific theory?

• Newton’s laws of motion

• Boyle’s gas laws

• Law of Conservation of Mass

• Evolutionary theory

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What is the main purpose of a scientific theory?

• To describe patterns in nature

• To organize facts and research to explain why phenomena occur

• To become a fact or a law

• To provide a hypothesis for testing

What is science based on?

• Observation

• Experimentation

• Hypothesis

• Analysis

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How many inferences can be made from a single observation?

• None

• One

• Many

• Two

Which of the following is an example of a qualitative observation?

• 4 feet long

• Green liquid

• 7.2 grams

• 100 mL

What does it mean for data to be precise?

• The data is close to the correct value.

• The data is consistent and specific.

• The data is randomly distributed.

• The data is always accurate.

How is accuracy defined in quantitative data?

• How close measurements are to each other.

• How close a measurement is to the correct value.

• How often measurements are taken.

• How specific the data is.

Which scenario describes a situation where measurements are precise but not accurate?

• Measurements are close to each other and close to the true value.

• Measurements are close to each other but far from the true value.

• Measurements are far from each other but close to the true value.

• Measurements are far from each other and far from the true value.

Which of the following is part of defining a purpose in scientific research?

• Conducting interviews

• Making observations

• Writing a conclusion

• Designing an experiment