Course review
Review each learning objective in this topic, then open its concept explanation or question set.
Learning objective
• Renewable: wind, solar, tidal, wood, geothermal, hydropower • Non-renewable: nuclear, fossil fuels
Start with the concept explanation, then practise to create mastery evidence.
Learning objective
• Population increase, per capita demand • Fossil fuels dominate, renewables increasing
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Learning objective
• Varies significantly • Both types have environmental costs
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Learning objective
• Factors: sustainability, cost, pollution, efficiency, availability, security
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Learning objective
• Some renewables require energy storage • Solutions: batteries, pumped hydroelectricity, fuel cells, thermal storage
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Learning objective
• Reduce dependence on imports • Behavioural changes, efficient technologies
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Learning objective
• Access to affordable and reliable energy sources • Improved by efficiency, diversification, reducing imports
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Learning objective
• Global economy depends on finite reserves • Coal, oil, natural gas
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Learning objective
• Non-renewable, low-carbon electricity production • Fission reactions (uranium/plutonium) • Advantages: low-cost, constant, low-carbon • Disadvantages: mining impacts, thermal pollution, accident risk, radioactive waste
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Learning objective
• Large-scale needed for emission reduction • Requires: lithium, cobalt, rare earth elements • Mining/processing create pollution, geopolitical tensions
Start with the concept explanation, then practise to create mastery evidence.