Figure 6 shows how different energy resources were used in the United Kingdom (UK) to generate electricity on one day in June 2018 - AQA - GCSE Physics - Question 5 - 2019 - Paper 1
Question 5
Figure 6 shows how different energy resources were used in the United Kingdom (UK) to generate electricity on one day in June 2018.
The UK government plans to stop ... show full transcript
Worked Solution & Example Answer:Figure 6 shows how different energy resources were used in the United Kingdom (UK) to generate electricity on one day in June 2018 - AQA - GCSE Physics - Question 5 - 2019 - Paper 1
Step 1
Explain one environmental problem caused when electricity is generated by burning coal.
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Answer
The burning of coal for electricity generation emits carbon dioxide (CO₂), which is a greenhouse gas. This contributes to global warming and climate change by trapping heat in the atmosphere.
Step 2
Give two renewable energy resources that could make up the 'Other' energy resources in Figure 6.
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Answer
Wind
Hydrolectric
Step 3
Determine the percentage of electricity generated in nuclear power stations that day. Use data from Figure 6.
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Answer
Percentage of electricity generated in nuclear power stations = 28%
Step 4
What was the difference between the maximum demand and minimum demand for electricity during this day?
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Difference = 12,500 MW
Step 5
Explain why solar power could have met the demand if there were enough solar panels installed in the UK.
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Solar panels generate electricity from sunlight. During the hours of increased demand between 06:00 and 09:00, solar panels can produce energy as the sun is rising, thereby contributing to the electricity supply needed to meet the demand.
