Density Review

Front

What is density?

Back

Density is a characteristic property of a substance defined as mass per unit volume.

Front

Does the density of water change with volume?

Back

No, the density of water stays the same regardless of the volume.

Front

What happens to the density of a substance if it is cut in half?

Back

The density stays the same.

Front

What is the formula to calculate density?

Back

Density = Mass / Volume.

Front

What is the formula to find the volume of a rectangular object?

Back

Volume = Length x Width x Height.

Front

If a block has a mass of 20.0 g and a volume of 40.0 cm³, what is its density?

Back

Density = 0.5 g/cm³.

Front

What is the unit of density?

Back

The unit of density is typically grams per cubic centimeter (g/cm³) or kilograms per cubic meter (kg/m³).

Front

How does temperature affect the density of a substance?

Back

Generally, as temperature increases, density decreases because substances expand.

Front

What is a characteristic property?

Back

A characteristic property is a feature that helps to identify a substance, such as density.

Front

Can density be used to identify substances?

Back

Yes, because each substance has a unique density.