P4: Post-Test: Matter & Energy

Front

What is volume?

Back

Volume is the measurement of how much space an object takes up.

Front

What is density?

Back

Density is how tightly packed matter is in an object.

Front

In which state of matter do particles spread apart and fill all the space available to them?

Back

Gas.

Front

What type of change produces one or more new substances?

Back

Chemical Change.

Front

How do particles of a liquid behave?

Back

Particles of a liquid are free to move in a container but are in close contact with one another.

Front

What is matter?

Back

Matter is anything that has mass and takes up space.

Front

What is the difference between mass and weight?

Back

Mass is the amount of matter in an object, while weight is the force exerted by gravity on that mass.

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 happens to the particles in a solid?

Back

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

Front

What is an example of a chemical change?

Back

Rusting of iron is an example of a chemical change.