class 4 ch 8 and 10

Matter exists in two states

• true

• false

Matter is anything that has mass and occupies space

• true

• false

Solids can flow

• true

• false

Matter can change from one state to another

• true

• false

Gases have a definite shape

• true

• false

Liquids take the shape of their container

• false

• true

Our atmosphere is made up of only one layer

• true

• false

Aeroplanes fly in exosphere

• true

• false

Ozone layer is in stratosphere

• true

• false

Oxygen is used in respiration

• true

• false