Scientific Method

Front

Data gathered using the senses are referred to ___________.

Back

qualitative data

Front

What is the dependent variable in an experiment where helicopters with different wing lengths are dropped from the same height?

Back

Amount of time it takes the helicopter to hit the floor

Front

The summary at the end of an experiment that explains the results is called a ___________.

Back

conclusion

Front

An explanation based on many repeated observations during experiments is known as a ___________.

Back

theory

Front

What is a physical or mental representation of an object or an event?

Back

a model

Front

What is the first step in the scientific method?

Back

Ask a question or identify a problem.

Front

What is a testable prediction in an experiment called?

Back

hypothesis

Front

What do you call the variable that is changed or controlled in an experiment?

Back

independent variable

Front

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

Back

To provide a standard for comparison.

Front

What is the term for data that can be measured and expressed numerically?

Back

quantitative data