Properties of Matter Review

Front

What happens to the magnetic properties of a magnet when it is broken into smaller pieces?

Back

All individual pieces remain magnetic.

Front

True or False: Two different substances with the same volume can have different densities.

Back

True

Front

What is the effect of the amount of a substance on its boiling point?

Back

The amount of a substance does not affect its boiling point.

Front

Which of the following is not a chemical change: a wick burning, a nail rusting, metal corroding, or wax melting?

Back

Wax melting is not a chemical change.

Front

Define density.

Back

Density is the mass of a substance divided by its volume.

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

Give an example of a chemical change.

Back

An example of a chemical change is rusting of iron.

Front

What is the boiling point of a substance?

Back

The boiling point is the temperature at which a substance changes from a liquid to a gas.

Front

What is the difference between a mixture and a compound?

Back

A mixture is a combination of two or more substances that retain their individual properties, while a compound is a substance formed when two or more elements chemically bond together.

Front

What is an example of a physical change?

Back

Melting ice is an example of a physical change.