Unit 1 Review

Front

What is a hypothesis?

Back

A hypothesis is a testable statement or prediction about the relationship between two or more variables.

Front

True or False: A hypothesis will always be proven to be true.

Back

False

Front

What is the independent variable in an experiment?

Back

The independent variable is the factor that is changed or manipulated in an experiment to test its effects.

Front

In Brittany's alarm clock APP experiment, what is the independent variable?

Back

The type of sound played.

Front

What is a control group in an experiment?

Back

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

Front

Which piece of lab equipment is used to measure liquid volume accurately?

Back

Graduated cylinder.

Front

What is the purpose of a beaker in a laboratory?

Back

A beaker is used for mixing, stirring, and heating liquids.

Front

According to the characteristics of living things, what is classified as nonliving?

Back

A fast flowing river.

Front

What is the dependent variable in an experiment?

Back

The dependent variable is the factor that is measured or observed in response to changes in the independent 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.