Variables LE Regents Practice

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What is a hypothesis?

Back

A testable statement about the relationship between two or more variables or a proposed explanation for some observed phenomenon.

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What is a dependent variable?

Back

What you are measuring in an experiment.

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What is an independent variable?

Back

What you can control in an experiment. Adding or taking away.

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What does a line graph show in an experiment?

Back

Change over time.

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What is the purpose of a control group?

Back

The group that does not receive treatment, used for comparison.

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What is the scientific method?

Back

A systematic process for investigating phenomena, acquiring new knowledge, or correcting and integrating previous knowledge.

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What is an experiment?

Back

A procedure carried out to support, refute, or validate a hypothesis.

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What is data in the context of an experiment?

Back

Information collected during an experiment, which can be qualitative or quantitative.

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What is a variable?

Back

Any factor, trait, or condition that can exist in differing amounts or types.

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What is a controlled experiment?

Back

An experiment where only one variable is changed at a time to isolate the effects of that variable.