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Calculating energy costs

Updated

Students calculate the yearly costs of operating energy-efficient appliances and light bulbs and compare them to the costs of using standard appliances and bulbs.

Big idea

Energy-efficient appliances and light bulbs can save money.

Essential questions

  • What is energy efficiency?
  • Why could it be a good idea to save energy?

Objectives

  • Calculate savings from energy-efficient appliances and light bulbs
  • Understand ways to save money by saving energy

What students will do

  • Calculate and compare the costs of operating energy-efficient appliances and bulbs with standard appliances and bulbs.
  • Consider ways to save money by using less energy in their homes.

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Teacher guide

Calculating energy costs (guide)

Student materials

Calculating energy costs (worksheet)

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