S1 Physics - Test 1 Crossword

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Across
  1. 4. Stretched springs or bands have ______________ potential energy
  2. 7. One method of reducing heat loss from our homes is loft ___________.
  3. 9. Energy of movement
  4. 10. Another term for heat energy
  5. 12. The ability to do work
  6. 16. 100 degrees Celsius is the temperature of pure _____________ water.
  7. 17. All hot objects emit heat rays called _________ radiation.
  8. 19. Energy cannot be created or destroyed, just changed from one form to another. This is called ____________ of energy.
  9. 20. Metals do this when cooled.
  10. 21. The unit of temperature is degrees _________.
  11. 22. The unit of energy
Down
  1. 1. This type of strip is composed of 2 different types of metal strips stuck together.
  2. 2. All ____________ are good conductors of heat.
  3. 3. Objects above ground have ______________ potential energy.
  4. 5. Heaters should be placed close to the ground because hot air _________.
  5. 6. Heat energy travels through a solid by ___________.
  6. 8. This colour is better at absorbing AND emitting radiation.
  7. 11. Metals do this when heated.
  8. 13. Different metals expand and contract by different ___________.
  9. 14. 0 degrees Celsius is the temperature of pure freezing ___________.
  10. 15. Stored energy
  11. 18. One method of reducing heat loss from our homes is __________ glazing.
  12. 21. Heat energy travels through fluids (gas and liquid) by ____________.