Matter and energy

The three states of matter are

• solid, liquid and gas

• solid, liquid and shape

• shape, size and state

Gases

• don’t have a definite shape and don’t have a definite volume

• don’t have a definite volume and have a definite shape

Solids

• have a definitive shape and have a definitive volume

• have a definitive shape and don't have a definitive volume

An umbrella is _______ because it repels water

• rigid

• waterproof

• elastic

A can is ________ because it does not change shape easily

• fragile

• resistant

• rigid

A stone wall is ________because it does not break easily.

• rigid

• resistant

• waterproof

The properties of matter can change. These changes are called

• states of matter

• physical changes

• mixtures

We can see the materials

• oil and vinegar

• chocolate powder and milk

• sugar and butter

We can't see the materials

• chocolate chips

• detergent and water

• breadcrumbssoil and sand

It is good for separating solids of different sizes

• filtering

• evaporating

• sieving