Scientific Investigation

Front

What is a factor that can change in an experiment?

Back

Variable

Front

Which type of graph best represents data that shows a change over a period of time?

Back

Line graph

Front

What is the title of the graph?

Back

Metro Bicycle Shop Weekly Sales

Front

Identify the Dependent Variable: You test to see if a rubber ball or a plastic ball bounces higher.

Back

Height of bounce

Front

The vertical axis of a line graph is called the __________.

Back

y-axis

Front

What is the purpose of a hypothesis in scientific investigation?

Back

A hypothesis is a testable prediction about the relationship between variables.

Front

What is the independent variable in an experiment?

Back

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

Front

What is the scientific method?

Back

The scientific method is a systematic process for investigating phenomena, acquiring new knowledge, or correcting and integrating previous knowledge.

Front

What is a control group in an experiment?

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 subjects do.

Front

What is the difference between qualitative and quantitative data?

Back

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