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

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Presentation transcript:

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

© 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?

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

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

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

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

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

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

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

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

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

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

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

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

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

© 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?

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

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

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

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

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

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

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

© 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?

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

© 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?

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

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

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

© 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?

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

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

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

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

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

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