Matter is made up of small particles called atoms. Atoms can exist on their own or together as molecules. Atoms are very small and around 100,000,000 of them side by side would measure 1 centimetre.

What is the equation for density?

Mass × volume

Volume ÷ mass

Mass ÷ volume

The density of iron is 7.8 g/cm^{3}, what is the mass of 5 cm^{3} of it?

1.56 g

0.64 g

39 g

What is the volume of a cube whose sides are 2 cm long?

8 cm^{3}

4 cm^{3}

2 cm^{3}

What is a displacement can used for?

Measure volume of irregular solids

Measure mass of irregular solids

Measure mass of regular solids

What is the density of a material if 10 cm^{3} of it has a mass of 20 g?

2 g/cm^{3}

0.5 g/cm^{3}

200 g/cm^{3}

What is the density of a rock if it has a mass of 1,500 kg and a volume of 0.5 m^{3}?

750 kg/m^{3}

3,000 kg/m^{3}

7,500 kg/m^{3}

What is the mass of 15 cm^{3} of a material that has a density of 50 g/cm^{3}?

750 g

0.3 g

3.33 g

What is the volume of a sphere whose diameter is 10 cm? You can find the volume of a sphere using πr^{3}.

4,188.8 cm^{3}

523.6 cm^{3}

41.9 cm^{3}

What is the volume of 300 kg of water if it has a density of 1,000 kg/m^{3}?

30 m^{3}

3 m^{3}

0.3 m^{3}

If gold has density of 19.3 g/cm^{3}, what is this in kg/m^{3}?

19.3

1,930

19,300