Solids, liquids and gases & Mixing and separating materials

At what temperature does water turn to ice?

• −10°C

• 0°C

• 10°C

• 100°C

Water turning to ice is an example of …

• solid changing to liquid

• liquid changing to gas

• gas changing to liquid

• liquid changing to solid

Which keeps a fixed shape?

• solid

• liquid

• gas

Which can easily be compressed (squashed)?

• solid

• liquid

• gas

Which can flow?

• solid

• liquid

• gas

Which forms during condensation?

• solid

• liquid

• gas

The picture shows some sugar falling off a spoon.

Tick one property of sugar that makes it behave like a liquid.

• it's hard

• it's sweet

• it flows

• it dissolves

On the spoon, each sugar crystal has the fixed shape of a . . .

• liquid

• solid

• flow

• drip

What equipment is used to measure temperature.

• Newton-meter

• beaker

• thermomether

• scales

Write the temperature shown on this scale

• 15ºC

• 17ºC

• 19ºC

• 20ºC