KS3 Unit 8i – Heating and Cooling 1 © NTScience.co.uk 2005 Heating and Cooling
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KS3 Unit 8i – Heating and Cooling 1© NTScience.co.uk 2005
Heating and Cooling
KS3 Unit 8i – Heating and Cooling 2© NTScience.co.uk 2005
Q1. What type of energy is due to the motion of
the atoms in a material?
KS3 Unit 8i – Heating and Cooling 3© NTScience.co.uk 2005
A1. Heat
KS3 Unit 8i – Heating and Cooling 4© NTScience.co.uk 2005
Q2. What do we call a decrease in
temperature?
KS3 Unit 8i – Heating and Cooling 5© NTScience.co.uk 2005
A2. Cooling
KS3 Unit 8i – Heating and Cooling 6© NTScience.co.uk 2005
Q3. How does heat move through a metal
bar?
KS3 Unit 8i – Heating and Cooling 7© NTScience.co.uk 2005
A3. Conduction
KS3 Unit 8i – Heating and Cooling 8© NTScience.co.uk 2005
Q4. How is heat transferred from bottom to top of a room or an
ocean?
KS3 Unit 8i – Heating and Cooling 9© NTScience.co.uk 2005
A4. Convection
KS3 Unit 8i – Heating and Cooling 10© NTScience.co.uk 2005
Q5. How does energy reach the earth from the
sun?
KS3 Unit 8i – Heating and Cooling 11© NTScience.co.uk 2005
A5. Radiation
KS3 Unit 8i – Heating and Cooling 12© NTScience.co.uk 2005
Q6. What type of material transmits heat
easily?
KS3 Unit 8i – Heating and Cooling 13© NTScience.co.uk 2005
A6. A good thermal conductor
KS3 Unit 8i – Heating and Cooling 14© NTScience.co.uk 2005
Q7. What type of material transmits heat
slowly?
KS3 Unit 8i – Heating and Cooling 15© NTScience.co.uk 2005
A7. A good thermal insulator
KS3 Unit 8i – Heating and Cooling 16© NTScience.co.uk 2005
Q8. What do we call a measure of the average
kinetic energy of the particles in a substance?
KS3 Unit 8i – Heating and Cooling 17© NTScience.co.uk 2005
A8. Temperature
KS3 Unit 8i – Heating and Cooling 18© NTScience.co.uk 2005
Q9. Name an instrument used to measure
temperature?
KS3 Unit 8i – Heating and Cooling 19© NTScience.co.uk 2005
A9. Thermometer
KS3 Unit 8i – Heating and Cooling 20© NTScience.co.uk 2005
Q10. Name a plastic often used as a thermal insulator in its expanded
form
KS3 Unit 8i – Heating and Cooling 21© NTScience.co.uk 2005
A10. Polystyrene
KS3 Unit 8i – Heating and Cooling 22© NTScience.co.uk 2005
Q11. What word means something that can
ignite (catch fire) easily?
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A11. Flammable
KS3 Unit 8i – Heating and Cooling 24© NTScience.co.uk 2005
Q12. Name a commonly used temperature scale based on the freezing and boiling points of
water?
KS3 Unit 8i – Heating and Cooling 25© NTScience.co.uk 2005
A12. Celsius
KS3 Unit 8i – Heating and Cooling 26© NTScience.co.uk 2005
Q13. What do we call an increase in length, area or volume, often due to
an increase in temperature?
KS3 Unit 8i – Heating and Cooling 27© NTScience.co.uk 2005
A13. Expansion
KS3 Unit 8i – Heating and Cooling 28© NTScience.co.uk 2005
Q14. What is the scientific term for
"Heaviness", something's mass
divided by its volume?
KS3 Unit 8i – Heating and Cooling 29© NTScience.co.uk 2005
A14. Density
KS3 Unit 8i – Heating and Cooling 30© NTScience.co.uk 2005
Q15. What word means to move or rest on the
surface of a fluid because of its lower
density?
KS3 Unit 8i – Heating and Cooling 31© NTScience.co.uk 2005
A15. Float
KS3 Unit 8i – Heating and Cooling 32© NTScience.co.uk 2005
Q16. What word means to take in something, for
example heat or light.
KS3 Unit 8i – Heating and Cooling 33© NTScience.co.uk 2005
A16. Absorb
KS3 Unit 8i – Heating and Cooling 34© NTScience.co.uk 2005
Q16. What word means to bounce sound or light
from a surface, for example.
KS3 Unit 8i – Heating and Cooling 35© NTScience.co.uk 2005
A16. Reflect
KS3 Unit 8i – Heating and Cooling 36© NTScience.co.uk 2005
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