Chapter 3: Light

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Across
  1. 3. Matter can ______ when it loses heat.
  2. 5. We see an object when it _______ light into our eyes.
  3. 7. Objects that give off light.
  4. 9. Light is a form of _____.
  5. 10. Things become colder due to heat _____.
  6. 12. A measure of how hot something is.
Down
  1. 1. Things become hotter when they _____ heat.
  2. 2. Good _______ of heat allow heat to flow through easily.
  3. 3. Temperature is measured in degree _______.
  4. 4. An equipment to measure temperature.
  5. 6. Light travels in a _____ line.
  6. 8. Matter can _____ when it gains heat.
  7. 11. Forms when light is blocked.