1. © NTScience.co.uk 2005KS3 Unit 8i – Heating and Cooling1 Heating and Cooling

2. © NTScience.co.uk 2005KS3 Unit 8i – Heating and Cooling2 Q1. What type of energy is due to the motion of the atoms in a material?

3. © NTScience.co.uk 2005KS3 Unit 8i – Heating and Cooling3 A1. Heat

4. © NTScience.co.uk 2005KS3 Unit 8i – Heating and Cooling4 Q2. What do we call a decrease in temperature?

5. © NTScience.co.uk 2005KS3 Unit 8i – Heating and Cooling5 A2. Cooling

6. © NTScience.co.uk 2005KS3 Unit 8i – Heating and Cooling6 Q3. How does heat move through a metal bar?

7. © NTScience.co.uk 2005KS3 Unit 8i – Heating and Cooling7 A3. Conduction

8. © NTScience.co.uk 2005KS3 Unit 8i – Heating and Cooling8 Q4. How is heat transferred from bottom to top of a room or an ocean?

9. © NTScience.co.uk 2005KS3 Unit 8i – Heating and Cooling9 A4. Convection

10. © NTScience.co.uk 2005KS3 Unit 8i – Heating and Cooling10 Q5. How does energy reach the earth from the sun?

11. © NTScience.co.uk 2005KS3 Unit 8i – Heating and Cooling11 A5. Radiation

12. © NTScience.co.uk 2005KS3 Unit 8i – Heating and Cooling12 Q6. What type of material transmits heat easily?

13. © NTScience.co.uk 2005KS3 Unit 8i – Heating and Cooling13 A6. A good thermal conductor

14. © NTScience.co.uk 2005KS3 Unit 8i – Heating and Cooling14 Q7. What type of material transmits heat slowly?

15. © NTScience.co.uk 2005KS3 Unit 8i – Heating and Cooling15 A7. A good thermal insulator

16. © NTScience.co.uk 2005KS3 Unit 8i – Heating and Cooling16 Q8. What do we call a measure of the average kinetic energy of the particles in a substance?

17. © NTScience.co.uk 2005KS3 Unit 8i – Heating and Cooling17 A8. Temperature

18. © NTScience.co.uk 2005KS3 Unit 8i – Heating and Cooling18 Q9. Name an instrument used to measure temperature?

19. © NTScience.co.uk 2005KS3 Unit 8i – Heating and Cooling19 A9. Thermometer

20. © NTScience.co.uk 2005KS3 Unit 8i – Heating and Cooling20 Q10. Name a plastic often used as a thermal insulator in its expanded form

21. © NTScience.co.uk 2005KS3 Unit 8i – Heating and Cooling21 A10. Polystyrene

22. © NTScience.co.uk 2005KS3 Unit 8i – Heating and Cooling22 Q11. What word means something that can ignite (catch fire) easily?

23. © NTScience.co.uk 2005KS3 Unit 8i – Heating and Cooling23 A11. Flammable

24. © NTScience.co.uk 2005KS3 Unit 8i – Heating and Cooling24 Q12. Name a commonly used temperature scale based on the freezing and boiling points of water?

25. © NTScience.co.uk 2005KS3 Unit 8i – Heating and Cooling25 A12. Celsius

26. © NTScience.co.uk 2005KS3 Unit 8i – Heating and Cooling26 Q13. What do we call an increase in length, area or volume, often due to an increase in temperature?

27. © NTScience.co.uk 2005KS3 Unit 8i – Heating and Cooling27 A13. Expansion

28. © NTScience.co.uk 2005KS3 Unit 8i – Heating and Cooling28 Q14. What is the scientific term for "Heaviness", something's mass divided by its volume?

29. © NTScience.co.uk 2005KS3 Unit 8i – Heating and Cooling29 A14. Density

30. © NTScience.co.uk 2005KS3 Unit 8i – Heating and Cooling30 Q15. What word means to move or rest on the surface of a fluid because of its lower density?

31. © NTScience.co.uk 2005KS3 Unit 8i – Heating and Cooling31 A15. Float

32. © NTScience.co.uk 2005KS3 Unit 8i – Heating and Cooling32 Q16. What word means to take in something, for example heat or light.

33. © NTScience.co.uk 2005KS3 Unit 8i – Heating and Cooling33 A16. Absorb

34. © NTScience.co.uk 2005KS3 Unit 8i – Heating and Cooling34 Q16. What word means to bounce sound or light from a surface, for example.

35. © NTScience.co.uk 2005KS3 Unit 8i – Heating and Cooling35 A16. Reflect

36. © NTScience.co.uk 2005KS3 Unit 8i – Heating and Cooling36 Well Done! Now check your score