4.1 - Saving Strategies
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Practice Questions
Test your understanding with targeted questions
What energy-saving method can you use at home?
💡 Hint: Think about lighting in your home.
Why is it beneficial to use electric vehicles?
💡 Hint: Consider their energy source.
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Interactive Quizzes
Quick quizzes to reinforce your learning
Which of the following is an energy-efficient lighting option?
💡 Hint: Think about the most modern energy-saving options.
True or False: Electric vehicles rely solely on fossil fuels for power.
💡 Hint: Consider what powers electric vehicles.
2 more questions available
Challenge Problems
Push your limits with advanced challenges
Calculate the annual savings in electricity costs if a household switches from incandescent bulbs to LED bulbs. Assume the household has 10 bulbs, each used for 5 hours a day, with LED bulbs consuming 10W and incandescent bulbs consuming 60W.
💡 Hint: Calculate energy consumed by both types and convert to cost using local rates.
Propose a comprehensive energy conservation strategy for a small factory. Consider current energy use and recommend renewable energy sources.
💡 Hint: Identify what energy is currently used and how it can be replaced with renewables.
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