Unit 8 · Energy Sources and Transfer of Energy
15 randomly selected questions from a bank of 60 · one attempt · 15 minutes on the clock.
Student Learning Outcomes covered
- Define work and its S.I. unit; calculate work done using Work = Force \u00d7 Distance
- Define kinetic energy and potential energy; use E\u2096 = \u00bdmv\u00b2 and E\u209a = mgh to solve problems
- Describe energy conversion for fossil fuels, hydroelectric, solar, nuclear, geothermal, wind, biomass and tidal energy
- Differentiate renewable and non-renewable energy sources, with examples
- Define efficiency and calculate it using Efficiency = useful energy output / total energy input
- Explain why a system cannot have an efficiency of 100%
- Define power and calculate it using Power = Work done / Time taken
- Define the S.I. unit of power, the watt, and its conversion with horsepower
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