plumiEnergy, work and power: CAIE IGCSE Physics questions
Every CAIE IGCSE Physics exam question on 1.7 Energy, work and power, June 2024 and the specimen papers, with its mark scheme and examiner’s report.
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Q4(a)
The whole paper ↗![June 2024 Paper 3, question 4(a): State two reasons, apart from cost, for reducing the amount of fossil fuel burned. 1 2 [2]](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/062531-jun24-04-a-qp.webp)
Q4(b)(i)
The whole paper ↗![June 2024 Paper 3, question 4(b)(i): Describe how a hydroelectric power station generates electrical power. [3]](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/062531-jun24-04-bi-qp.webp)
Q4(b)(ii)
The whole paper ↗![June 2024 Paper 3, question 4(b)(ii): Hydroelectric power stations are expensive to build. State two other disadvantages of using a hydroelectric power station to generate electrical power. 1 2 [2]](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/062531-jun24-04-bii-qp.webp)
Q4(c)
The whole paper ↗
Q5(b)(i)
The whole paper ↗![June 2024 Paper 3, question 5(b)(i): A force of 30 N pushes the piston into the container for a distance of 0.18 m. Calculate the work done by the 30 N force. work done = J [3]](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/062531-jun24-05-bi-qp.webp)
Q2(a)(ii)
The whole paper ↗![June 2024 Paper 4, question 2(a)(ii): the kinetic energy of trolley Q when it moves at 0.36 m / s. kinetic energy of Q = [3]](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/062541-jun24-02-aii-qp.webp)
Q2(b)
The whole paper ↗![June 2024 Paper 4, question 2(b): State the energy transfer that takes place as the spring expands. [2] [Total: 8]](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/062541-jun24-02-b-qp.webp)
Q4(a)
The whole paper ↗![Specimen Paper 3, question 4(a): Name the energy source used by each method. In Fig. 4.1 the energy source is In Fig. 4.2 the energy source is [2]](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/062503-spec-04-a-qp.webp)
Q4(b)(i)
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Q4(b)(ii)
The whole paper ↗
Q2(b)(iii)
The whole paper ↗
Q3(b)
The whole paper ↗
All 22 questions on Energy, work and power, as a list
- June 2024, Paper 1, Q6 (1 mark): A cyclist stops his bicycle using the brakes. Which row about energy stores is correct? decreases increases A kinetic energy store of bicycle chemical energy st
- June 2024, Paper 1, Q7 (1 mark): A man applies a force of 40 N to push a box along the floor. 40 N 4.0 m How much power is required to push the box 4.0 m in 3.0 seconds? A 3.3 W B 30 W C 53 W D
- June 2024, Paper 2, Q7 (1 mark): A stone is dropped from a tall tower and falls a distance of 50 m to the ground. The stone has a mass of 3.0 kg. At which speed does the stone hit the ground? A
- June 2024, Paper 2, Q8 (1 mark): A coal-fired power station generates electricity. Coal is burned and the energy released is used to boil water. The steam from the water makes the generator mov
- June 2024, Paper 3, Q4(a) (2 marks): State two reasons, apart from cost, for reducing the amount of fossil fuel burned. 1 2 [2]
- June 2024, Paper 3, Q4(b)(i) (3 marks): Describe how a hydroelectric power station generates electrical power. [3]
- June 2024, Paper 3, Q4(b)(ii) (2 marks): Hydroelectric power stations are expensive to build. State two other disadvantages of using a hydroelectric power station to generate electrical power. 1 2 [2]
- June 2024, Paper 3, Q4(c) (1 mark): The government plans to build some wind turbines. The government plans to store some of the electrical energy generated by the wind turbines. Suggest one method
- June 2024, Paper 3, Q5(b)(i) (3 marks): A force of 30 N pushes the piston into the container for a distance of 0.18 m. Calculate the work done by the 30 N force. work done = J [3]
- June 2024, Paper 4, Q2(a)(ii) (3 marks): the kinetic energy of trolley Q when it moves at 0.36 m / s. kinetic energy of Q = [3]
- June 2024, Paper 4, Q2(b) (2 marks): State the energy transfer that takes place as the spring expands. [2] [Total: 8]
- Specimen, Paper 1, Q9 (1 mark): Which source of energy is renewable? A coal B natural gas C oil D wind
- Specimen, Paper 1, Q10 (1 mark): A man climbs a ladder. Which quantities can be used to calculate the useful power of the man? A the weight of the man and the time taken only B the weight of th
- Specimen, Paper 2, Q10 (1 mark): A ball is at rest at the top of a hill. The ball rolls down the hill. At the bottom of the hill the ball hits a wall and stops. Which energy changes occur? A gr
- Specimen, Paper 2, Q11 (1 mark): A man climbs a ladder. Which quantities can be used to calculate the useful power of the man? A the weight of the man and the time taken only B the weight of th
- Specimen, Paper 3, Q4(a) (2 marks): Name the energy source used by each method. In Fig. 4.1 the energy source is In Fig. 4.2 the energy source is [2]
- Specimen, Paper 3, Q4(b)(i) (2 marks): State two advantages of using the renewable sources in either Fig. 4.1 or Fig. 4.2 for generating electrical power compared to using a coal-fired power station.
- Specimen, Paper 3, Q4(b)(ii) (1 mark): State one disadvantage of using the renewable sources in either Fig. 4.1 or Fig. 4.2 for generating electrical power compared to using a coal-fired power statio
- Specimen, Paper 4, Q2(b)(iii) (1 mark): While the golf club is in contact with the ball, the ball becomes compressed and changes shape. State the type of energy stored in the ball during its contact w
- Specimen, Paper 4, Q3(b) (2 marks): Apart from solar cells, there are other energy resources used on Earth for which the radiation from the Sun is the main source. State the name of one of these e
- Specimen, Paper 4, Q3(c) (4 marks): State two advantages and two disadvantages of using solar cells to generate electrical power. advantage 1 advantage 2 disadvantage 1 disadvantage 2 [4] [Total:
- Specimen, Paper 6, Q4 (7 marks): A student is investigating the factors that affect the size of the crater (hole) a ball makes when it is dropped into sand. Plan an experiment to investigate on
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