The Energy Efficiency of Heating Water

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This The Energy Efficiency of Heating Water activity also includes:

Can a small change in laboratory procedures save energy? Scholars test three different methods for heating water in a science lab. Then, they calculate the energy efficiency for each and compare them to determine which uses the least amount of energy.

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CCSS: Adaptable
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Instructional Ideas
  • Discuss other methods of heating and their expected efficiency rates
Classroom Considerations
  • Follow all safety regulations around open burners, hot water, and explosive/flammable chemicals
  • Requires a microwave oven, a gas system (such as piped in, gas burners, alcohol lamps, etc.), and either a hot plate or immersion heater
  • Links to a worksheet with additional practice problems
  • Reflection questions rely on higher-level thinking skills
  • None