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Specific heat capacity and latent heat

10th grade (Year 11 in England) · 16 questions · Common Core: NGSS.HS-PS3-1, NGSS.HS-PS3-4 · England: KS4 Combined Science: Energy, KS4 Combined Science: Particle model of matter

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  1. Question 1

    A 2 kg block of iron absorbs 45000 J and its temperature rises by 50 °C. What is the specific heat capacity of iron, in J/kg °C?

    AnswerJ/kg°C

  2. Question 2

    How much energy is needed to melt 2 kg of ice at 0 °C? The specific latent heat of fusion of water is 334 000 J/kg. Give your answer in J.

    AnswerJ

  3. Question 3

    How much energy is needed to heat 1.5 kg of water by 15 °C? The specific heat capacity of water is 4200 J/kg °C. Give your answer in J.

    AnswerJ

  4. Question 4

    A 1 kg block of copper absorbs 7800 J and its temperature rises by 20 °C. What is the specific heat capacity of copper, in J/kg °C?

    AnswerJ/kg°C

  5. Question 5

    How much energy is needed to melt 0.1 kg of ice at 0 °C? The specific latent heat of fusion of water is 334 000 J/kg. Give your answer in J.

    AnswerJ

  6. Question 6

    How much energy is needed to heat 0.5 kg of water by 20 °C? The specific heat capacity of water is 4200 J/kg °C. Give your answer in J.

    AnswerJ

  7. Question 7

    A 4 kg block of aluminium (aluminum) absorbs 180000 J and its temperature rises by 50 °C. What is the specific heat capacity of aluminium (aluminum), in J/kg °C?

    AnswerJ/kg°C

  8. Question 8

    How much energy is needed to boil away 0.5 kg of water at 100 °C? The specific latent heat of vaporisation of water is 2 260 000 J/kg. Give your answer in J.

    AnswerJ

  9. Question 9

    How much energy is needed to heat 0.5 kg of water by 25 °C? The specific heat capacity of water is 4200 J/kg °C. Give your answer in J.

    AnswerJ

  10. Question 10

    A 4 kg block of iron absorbs 36000 J and its temperature rises by 20 °C. What is the specific heat capacity of iron, in J/kg °C?

    AnswerJ/kg°C

  11. Question 11

    How much energy is needed to boil away 0.5 kg of water at 100 °C? The specific latent heat of vaporisation of water is 2 260 000 J/kg. Give your answer in J.

    AnswerJ

  12. Question 12

    How much energy is needed to heat 1.5 kg of water by 20 °C? The specific heat capacity of water is 4200 J/kg °C. Give your answer in J.

    AnswerJ

  13. Question 13

    A 1 kg block of aluminium (aluminum) absorbs 45000 J and its temperature rises by 50 °C. What is the specific heat capacity of aluminium (aluminum), in J/kg °C?

    AnswerJ/kg°C

  14. Question 14

    How much energy is needed to melt 0.25 kg of ice at 0 °C? The specific latent heat of fusion of water is 334 000 J/kg. Give your answer in J.

    AnswerJ

  15. Question 15

    How much energy is needed to heat 1 kg of water by 20 °C? The specific heat capacity of water is 4200 J/kg °C. Give your answer in J.

    AnswerJ

  16. Question 16

    A 2 kg block of concrete absorbs 17600 J and its temperature rises by 10 °C. What is the specific heat capacity of concrete, in J/kg °C?

    AnswerJ/kg°C

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  1. 450 J/kg°C
  2. 668000 J
  3. 94500 J
  4. 390 J/kg°C
  5. 33400 J
  6. 42000 J
  7. 900 J/kg°C
  8. 1130000 J
  9. 52500 J
  10. 450 J/kg°C
  11. 1130000 J
  12. 126000 J
  13. 900 J/kg°C
  14. 83500 J
  15. 84000 J
  16. 880 J/kg°C