The Practice of Science

Front

What is the test of a hypothesis called?

Back

Experiment

Front

What should Jonathan and Sarah do to check their results if they are unsure of their validity?

Back

Repeat the same experiment.

Front

Why do scientists conduct many trials in their experiments?

Back

To ensure their results are reliable.

Front

What could Thomas and Julie do to ensure their results are valid after testing insulation materials?

Back

Repeat their experiment.

Front

What is the term for collecting multiple samples in an experiment?

Back

Repetition

Front

What is a control in an experiment?

Back

A standard for comparison that remains constant.

Front

What is a dependent variable?

Back

The variable that is measured or observed in an experiment.

Front

What is an independent variable?

Back

The variable that is changed or manipulated in an experiment.

Front

What is the purpose of a hypothesis in scientific research?

Back

To provide a testable prediction.

Front

What does it mean to replicate an experiment?

Back

To conduct the same experiment again to verify results.