Answers are:
1) Volume is a physical property of an object.
2) One unit of volume is the milliliter.
3) Liquids and solids have a constant volume.
Volume is the amount of space that a substance occupies. It is affected by temperature.
In solid, molecules are closely packed, stiff and do not changes of shape or volume.
Liquids have definite volume, but no fixed shape.
One liter is equal to 1000 milliliters (mL) or 1000 cubic centimetres (1000 cm³).
