Scientific Variables

Front

What is a variable in a scientific experiment?

Back

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

Front

How many variables can be tested in a controlled experiment?

Back

One variable can be tested at a time to ensure accurate results.

Front

What is a dependent variable?

Back

The dependent variable is the factor that is measured in an experiment, which changes in response to the independent variable.

Front

What is an independent variable?

Back

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

Front

What is a hypothesis?

Back

A hypothesis is a possible explanation for a problem or a prediction that can be tested through experimentation.

Front

What are observations in an experiment?

Back

Observations are the data collected during an experiment, which can be qualitative or quantitative.

Front

What is the purpose of a controlled experiment?

Back

The purpose of a controlled experiment is to isolate the effects of one variable by keeping all other variables constant.

Front

What is data in scientific research?

Back

Data refers to the information collected during an experiment, which can be analyzed to draw conclusions.

Front

What is the difference between qualitative and quantitative data?

Back

Qualitative data describes characteristics or qualities, while quantitative data involves numerical measurements.

Front

What is a control group?

Back

A control group is a group in an experiment that does not receive the treatment and is used as a benchmark to measure how the other tested groups do.