UNIT 1 EXAM

Front

What should you wear in a science lab to be safe and protected from dangerous chemicals?

Back

Goggles, Lab apron, Closed toe shoes - ALL OF THESE are necessary for safety.

Front

Questions based ______________ cannot be answered by conducting an experiment.

Back

Opinions, Beliefs, Faith - All of these cannot be answered by conducting an experiment.

Front

What is volume?

Back

Volume is the amount of space taken up by an object or substance.

Front

All the factors in an experiment that are kept the same in every group are called ______________.

Back

Controls.

Front

How many variables can be tested at one time in an experiment?

Back

One.

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 hypothesis?

Back

A testable prediction about the relationship between two or more variables.

Front

What is the difference between independent and dependent variables?

Back

The independent variable is manipulated by the experimenter, while the dependent variable is measured in response.

Front

What is a control group?

Back

A group in an experiment that does not receive the treatment and is used as a benchmark.

Front

What is the purpose of a lab apron?

Back

To protect your clothing and skin from spills and splashes of hazardous materials.