Density

Density is the amount of (a)   per unit volume.

The unit of density is kg/m²

• True

• False

Select the correct equations.

• density = mass x volume

• density = mass / volume

• mass = density x volume

• volume = density / mass

• volume = mass / density

The cube in the diagram has a mass of 120 kg. Calculate the density of the cube.

(a)  

In general, which state of matter has the highest density?

(a)  

Which piece of equipment is used to measure the mass of a liquid?

• Newtonmeter

• Eureka can

• Balance

• Measuring cylinder

A eureka can is used to measure the volume of a _____.

• solid

• liquid

• gas

A metal cube has sides of length 5 cm. The density of the cube is 10 g/cm³. Calculate the mass of the cube in grams.

(a)  

You cannot use a eureka can to measure the volume of an object that is floating.

• True

• False

In general, what happens to the density of a material as it evaporates?

• Density increases

• Density stays constant

• Density decreases