What type of fuel is wood?
Tick (✓) one box - AQA - GCSE Physics Combined Science - Question 4 - 2020 - Paper 1
Question 4
What type of fuel is wood?
Tick (✓) one box.
- A non-renewable biofuel
- A non-renewable fossil fuel
- A renewable biofuel
- A renewable fossil fuel
Give two enviro... show full transcript
Worked Solution & Example Answer:What type of fuel is wood?
Tick (✓) one box - AQA - GCSE Physics Combined Science - Question 4 - 2020 - Paper 1
Step 1
What type of fuel is wood?
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Answer
✓ A renewable biofuel
Step 2
Give two environmental effects of using wood as an energy resource.
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Answer
Burning wood causes air pollution.
Burning wood may lead to deforestation.
Step 3
Describe the change to the stores of energy of the wood, pipe and water as the water is heated.
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Answer
Wood: The chemical store of energy of the wood decreases as it burns.
Pipe: The internal/thermal store of energy of the pipe increases due to heat transfer.
Water: The internal/thermal store of energy of the water increases as it heats up.
Step 4
Explain why the temperature of the water stays constant.
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Answer
The energy is dissipated to the surroundings while at the same rate it is transferred to the water.
