Unit 1 Summative (Scientific Method)

Front

In a controlled experiment, how many independent variables can be worked with at a time?

Back

1

Front

What is the dependent variable (DV) in the effect of sugar on children's health?

Back

Health changes in children

Front

Quantitative data uses what to describe what is observed in an experiment?

Back

Numbers

Front

What is a hypothesis?

Back

A prediction

Front

Qualitative data use what to describe observations?

Back

Adjectives

Front

What is the purpose of a controlled experiment?

Back

To isolate the effect of the independent variable on the dependent variable.

Front

What is an independent variable (IV)?

Back

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

Front

What is the difference between qualitative and quantitative data?

Back

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

Front

What is the scientific method?

Back

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 group that does not receive the experimental treatment and is used as a benchmark to measure how the other tested subjects do.