Uses of Energy

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Across
  1. 4. material releases energy as heat when burned
  2. 5. device that spins, changes energy from steam to motion
  3. 7. original source of energy of almost all fuels, the sun
Down
  1. 1. device that changes energy of motion to electrical energy
  2. 2. process of burning fuel to produce heat and light
  3. 3. something made for a particular purpose
  4. 6. stores chemical energy, converts energy into electrical energy