Density

What unit do we use to measure density?

• ml

• g

• g/cm³

• cm³

What is the density of water?

• 100 g/cm³

• 2 g/cm³

• 1 g/cm³

• 10 g/cm³

What is the density of this liquid?

• 100 g/cm³

• 200 g/cm³

• 2 g/cm³

• 1 g/cm³

When the density of a substance is higher than the density of water the substance ______________ in water.

• Sinks

• Floats

When the density of a substance is lower than the density of water the substance _____________ in water.

• Sinks

• Floats

An object has a mass of 21 g and a volume of 3 cm³. What's it's density?

• 7 g/l

• 7 g/m³

• 7 g/cm³

• 7 g/cm

An object has a mass of 15 g and a volume of 3 cm³. What's it's density?

• 4 g/cm³

• 15 g/cm³

• 3 g/cm³

• 5 g/cm³

An object has a volume of 25 cm³ and a mass of 100 g. What's it's density?

• 20 g/cm³

• 100 g/cm³

• 5 g/cm³

• 4 g/cm³

An object has a volume of 6 cm³ and a mass of 42 g. What's it's density?

• 7 g/cm³

• 48 g/cm³

• 42 g/cm³

• 6 g/cm³

Which cube has a higher density?

• Red

• Blue