2P.1 - Introduction to Energy Halfway Review

Candidate Name:

Can you define the following words?

  • Energy
  • Flow
  • Transfer
  • Store
  • Sound
  • Light
  • Elastic potential
  • Nuclear
  • Gravitational potential
  • Electrical
  • Chemical potential
  • Surrounding
  • Transform
  • Kinetic
  • Thermal (Heat)
  • Energy Transfer diagram
  • Process
  • Efficient
  • Magnetic
  • Disperse
1) Why do we need energy?
2) What are the 8 forms of energy?
3) What is the difference between a store of energy and a flow of energy?
4) What are the stores of energy? What are the flows of energy?
5) How is energy transferred? Name 4 examples.
6) Does energy always stay in the same form? Explain your answer.
7) What is meant by 'conservation of energy'?
8) Why do we use energy transfer diagrams? Draw an energy transfer diagram for the energy transfers in a fan heater.
9) Which direction(s) does energy flow?
10) How is energy dispersed?
11) How does anything happen in terms of energy?
12) What sorts of processes involve energy transfers? Give 3 examples.
13) What is meant by a more efficient device?
14) How do the Big Ideas link to this topic?

a) Forces:

b) Particles:

c) Energy:

d) Cells: