Nature of Science

Front

What is the variable that is being tested or changed in an experiment?

Back

Independent variable

Front

In an experiment on plant growth, what is the independent variable if each plant is given a different liquid?

Back

The type of liquid

Front

What type of observation describes the sky as blue and filled with clouds?

Back

Qualitative observation

Front

What is the variable that is being measured in an experiment?

Back

Dependent variable

Front

What type of observation is made when stating that dolphins have smooth skin?

Back

Qualitative observation

Front

What is the term for the variable that remains constant in an experiment?

Back

Control variable

Front

What is the difference between qualitative and quantitative observations?

Back

Qualitative observations describe characteristics, while quantitative observations involve measurements and numbers.

Front

What is an example of a quantitative observation?

Back

The plant grew 5 centimeters in one week.

Front

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

Back

To ensure that the experiment is fair and that the results are due to the independent variable.

Front

What is a hypothesis?

Back

A testable prediction about the relationship between variables.