Physical Science Semester One Review

Front

What are particles of a liquid like?

Back

Particles of a liquid are free to move around one another but still touch.

Front

What has a definite volume but not a definite shape?

Back

Liquid.

Front

Is this a picture of something hot or cold?

Back

Cold.

Front

A change in state of matter would be an example of a _______________________.

Back

Physical Change.

Front

What is boiling?

Back

Boiling is the change from liquid to gas.

Front

What is the definition of matter?

Back

Matter is anything that has mass and takes up space.

Front

What are the three states of matter?

Back

Solid, Liquid, Gas.

Front

What is a physical change?

Back

A physical change is a change that affects one or more physical properties of a substance without altering its chemical composition.

Front

What is a chemical change?

Back

A chemical change results in the formation of new chemical substances.

Front

What happens to the particles in a solid?

Back

Particles in a solid are tightly packed together and stay in a fixed position.