Year 7, Term 1 - Substances and Mixtures MOD EXAM

All substances have physical properties and chemical properties that we use to identify them.

• True

• False

What model explain the properties of solids, liquids and gases.

• The Particle Model

• The Chemical Model

• The Substance Model

• The Molecule Model

What are the three states of matter?

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OFF

Select the two states of matter which CANNOT be compressed?

• Solid

• Liquid

• Gas

Select the state of matter which CAN be compressed?

• Solid

• Liquid

• Gas

Match the picture to the state of matter.

• Liquid

• 
• Solid

• 
• Gas

• 

Label the following diagram showing heating and cooling.

a

b

Cooling

Heating

Organize these options into the right categories

Groups:

(a) Solid

,

(b) Liquid

,

(c) Gas

• They flow and will spread out when poured

• They have no definite shape and take the shape of their container

• Examples: sugar, rock, wood, table

• Examples: water, milk, blood, honey

• Examples: air, helium, oxygen, carbon dioxide

• They have a fixed shape and volume

Honey was turned from a liquid to a solid by cooling.

Select all statements that describe what has happened to the honey.

• It melted

• It solidified

• It gained heat energy

• It lost heat energy