PS - Unit 1 Review Chemistry

Front

What happens to viscosity when a fluid is heated?

Back

Viscosity decreases.

Front

What happens to density when a fluid is heated?

Back

Density decreases.

Front

Solutions are ___________ mixtures.

Back

Homogenous.

Front

What term refers to a single kind of matter that is pure?

Back

Substance.

Front

What is the definition of matter?

Back

Anything that has mass and takes up space.

Front

What is a characteristic of a homogenous mixture?

Back

It has a uniform composition throughout.

Front

What is a characteristic of a heterogeneous mixture?

Back

It has a non-uniform composition.

Front

Give an example of a substance that is a liquid at room temperature.

Back

Water.

Front

What is the difference between a substance and a mixture?

Back

A substance is pure, while a mixture contains two or more substances.

Front

What is the state of matter that has a definite shape and volume?

Back

Solid.