7.2 Energy sources — uses and management Quiz
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5 questions, one answer each
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1. Which energy source is non-renewable?
- A. Wind
- B. Natural gas
- C. Tidal
- D. Geothermal
2. Why is energy storage needed with solar and wind power?
- A. They are non-renewable
- B. They produce too much carbon dioxide
- C. Their output is intermittent
- D. They cannot be used at night or day
3. Which is an example of energy efficiency?
- A. Turning off lights when leaving a room
- B. Replacing filament bulbs with LED bulbs
- C. Walking instead of driving
- D. Wearing a jumper instead of heating
4. Which pair of factors best explains rising global energy consumption?
- A. Falling population and rising efficiency
- B. Rising population and rising demand per person
- C. Falling fossil fuel use and rising population
- D. Rising prices and falling demand per person
5. How can energy conservation help a country that imports most of its fuel?
- A. It increases the amount of imports needed
- B. It reduces demand so fewer imports are needed
- C. It makes fossil fuels renewable
- D. It removes the need for any energy source