Harnessing Energy Review
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Harnessing Energy Review
⚡ Part 1: Multiple Choice
📝 Part 2: Fill in the Blanks & Short Answers
_____________ energy sources can be replaced naturally and will not run out, while _____________ energy sources take millions of years to form and will eventually be used up.
🔍 Part 3: Critical Thinking
📋 Answer Key
1. Solar power
2. It never runs out
3. Coal, Oil, Natural gas
4. Solar panels
5. Renewable, Nonrenewable (or Fossil fuel)
6. Sample answer: Advantage - readily available and reliable; Disadvantage - causes pollution and will run out
7. Sample answer: Water flows through the dam, turning turbines that generate electricity
8. Sample answers: Turn off lights when not in use, unplug electronics, use energy-efficient appliances, adjust thermostat, use natural light
9. Sample answer: Solar (clean and renewable), Wind (no pollution), Hydroelectric (reliable) - answers will vary
10. Sample answer: Similarities - both renewable, both clean; Differences - solar needs sunlight/wind needs wind, solar panels vs. turbines
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