IV and DV Review

Front

What is an independent variable?

Back

The independent variable is the factor that is changed or controlled in an experiment to test its effects on the dependent variable.

Front

What is a dependent variable?

Back

The dependent variable is the factor that is measured or observed in an experiment, which is affected by changes in the independent variable.

Front

In Peter's experiment, what is the independent variable?

Back

The type of liquid (water or soda) being tested.

Front

In Janet's experiment, what is the dependent variable?

Back

The distance the marbles traveled.

Front

What is the purpose of a control group in an experiment?

Back

A control group is used as a standard for comparison to determine the effect of the independent variable.

Front

What does it mean to 'measure' in an experiment?

Back

To measure means to quantify the results of the experiment, often using tools or instruments.

Front

What is a hypothesis?

Back

A hypothesis is a proposed explanation or prediction that can be tested through experimentation.

Front

Why is it important to repeat experiments?

Back

Repeating experiments helps to verify results and ensure that they are reliable and not due to chance.

Front

What is the significance of the results in an experiment?

Back

The significance of the results indicates whether the findings are meaningful and can be generalized to a larger population.

Front

What is a variable in scientific experiments?

Back

A variable is any factor, trait, or condition that can exist in differing amounts or types.