Jenny is preparing a presentation about volume for her science class. She writes down the following notes about volume: –Volume is constant for solids since they have a shape.
–Volume varies for liquids and gases since they do not have a shape.
–Volume may be measured in many ways.
–Common units of volume include cubic centimeters, milliliters, and liters.

When giving her presentation, Jenny notices there is a mistake in her notes. Which is the mistake in her notes?

Solids do not necessarily have a shape.
The volume for liquids is constant.
Volume is always measured using a graduated cylinder.
Common units for volume also include cubic grams.