Success Homeschool

Year 4 Science · Heat on the move

Name: ______________________

Date: ____________

1. Which way does heat move?
- ☐ (a) From cooler to warmer things
- ☐ (b) From warmer to cooler things
- ☐ (c) Only upwards
- ☐ (d) It never moves
2. Which is a heat source?
- ☐ (a) An ice cube
- ☐ (b) A glass of cold water
- ☐ (c) The Sun
- ☐ (d) A rock in the shade
3. What happens to a hot drink left on the table?
- ☐ (a) It gets hotter
- ☐ (b) It stays hot forever
- ☐ (c) It turns to ice
- ☐ (d) It cools until it is about the same temperature as the room
4. Which spoon will feel hot first when it stands in a hot drink?
- ☐ (a) A metal spoon
- ☐ (b) A wooden spoon
- ☐ (c) A plastic spoon
- ☐ (d) They all heat at the same speed
5. How does a woollen jumper keep you warm?
- ☐ (a) It makes its own heat
- ☐ (b) It traps your body heat
- ☐ (c) It lets cold in
- ☐ (d) It is made of metal
6. Rub your hands together quickly. Do they get warmer or cooler?
7. A bowl of soup cools from 70 °C to 50 °C. By how many degrees did it cool?
8. What tool do we use to measure temperature?

Answer sheet

1. From warmer to cooler things — Heat always moves from warmer things to cooler things.
2. The Sun — The Sun gives out heat.
3. It cools until it is about the same temperature as the room — Heat moves out of the drink into the cooler room.
4. A metal spoon — Metal is a good conductor, so heat moves through it quickly.
5. It traps your body heat — Wool is an insulator. It slows down heat leaving your body.
6. warmer — Rubbing makes heat, so your hands get warmer.
7. 20 — 70 − 50 = 20 degrees.
8. thermometer — A thermometer measures temperature.