P1: Post-Test: Matter & Energy

Front

What are the three states of matter?

Back

Solid, Liquid, Gas.

Front

Which state of matter has a definite shape and volume?

Back

Solid.

Front

Which state of matter takes the shape of its container but has a definite volume?

Back

Liquid.

Front

Which state of matter has neither a definite shape nor a definite volume?

Back

Gas.

Front

What is energy in the context of matter?

Back

The ability to move, work, or cause a change in matter.

Front

What is mass?

Back

The amount of matter in an object.

Front

What is volume?

Back

The amount of space an object occupies.

Front

What is density?

Back

The mass of an object divided by its volume.

Front

What happens to particles in a substance when heat is added?

Back

They speed up and spread out.

Front

What is the total number of atoms in an ammonia (NH3) molecule?

Back

4.