7.4 Solutions and Mixtures Pre-test

If something is magnetic, it will be _ to a magnet.

• repelled

• attracted

• indifferent

• dance

Electrical conductors allow electrons to flow _ though the circuit.

• clockwise

• anticlockwise

• easily

• with difficulty

Mrs Lim bought a knife. The properties of the blade of the knife are described below.

-It is shiny.

-It is strong

-It is not scratched easily.

Which of the following is most likely the material used to make the blade of the knife?

• Metal

• Glass

• Fabric

• Wood

Different materials have different _____________.

• characteristics

• properties

• needs

• groups

Which of these is a liquid?

• Steam
• Ice
• Water
• Flour

Water takes this form at 100°C

• solid

• liquid

• gas

What causes a change in state?

• Adding heat

• Removing heat

• Both adding and removing heat

What is the density of water?

• 0 g/ml
• 1 g/ml
• 10 g/ml
• 100 g/ml

The substance that does the dissolving

• Solute

• Solvent

• Solution

• Miscibility

This is a type of mixture where one substance dissolves into another

• Solution

• Miscibility

• Compound

• Solubility