Other questions in this quiz

2. What is the power of a circuit?

  • The rate of energy transfer
  • The amount of photons transferring energy
  • The amount of useful energy being transferred

3. What are sankey diagrams?

  • energy transformation diagrams
  • diagrams used to measure the cost of a machine/appliance

4. In an electric circuit what does the charge of the wire transfer the energy to?

  • components/ devices
  • boiler
  • environment
  • light bulb

5. true or false: more efficient machines waste less energy?

  • true
  • false


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