Practice - Key Technologies
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Practice Questions
Test your understanding with targeted questions
What does solar photovoltaics (PV) do?
💡 Hint: Think about solar energy.
Name one benefit of wind energy.
💡 Hint: Consider environmental impact.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does hydropower utilize to generate electricity?
💡 Hint: Think about where we see the most movement.
Is wind energy renewable?
💡 Hint: Consider the sustainability of wind.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Calculate the potential energy generated by a hydroelectric dam that has a water height of 100 m and a flow rate of 500 m³/s. Assume water density is 1000 kg/m³ and acceleration due to gravity is 9.81 m/s².
💡 Hint: Use the density of water and the flow rate to find mass.
Compare and contrast the environmental impacts of wind energy versus traditional fossil fuels.
💡 Hint: Think about emissions and habitat effects.
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Reference links
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