Unit 5 Study Guide

Front

Scientific conclusions should be based only on collected data.

Back

True

Front

The ____________ variable is what you measure in response to changes.

Back

Dependent variable

Front

When salt dissolves in water, the total mass will _______________________.

Back

Stay the same (Conservation of Mass)

Front

Scientific ____________ must be measurable and reliable.

Back

Evidence

Front

If an experiment's results don't support your hypothesis, you should:

Back

Use the data to form new questions.

Front

What is the independent variable in an experiment?

Back

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

Front

What does the term 'control group' refer to?

Back

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

Front

Define 'hypothesis'.

Back

A proposed explanation for a phenomenon, to be tested through experimentation.

Front

What is the principle of Conservation of Mass?

Back

Mass is neither created nor destroyed in a chemical reaction.

Front

What is a scientific investigation?

Back

A systematic process of inquiry to answer questions or test hypotheses.