Heat Transfer

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Across
  1. 3. the amount of mass packed into a certain volume
  2. 9. the ability to do work or cause change
  3. 10. a small piece of matter that forms solids, liquids, and gases
  4. 11. the Sun's energy used to power weather, plants, and technology
  5. 13. the transfer of heat through fluids like liquids and gases
  6. 14. the layers of gases surrounding Earth
  7. 15. the thick layer inside Earth where rock moves slowly in currents
  8. 16. a circular movement where warm fluid rises and cool fluid sinks
  9. 19. the movement of heat energy from a warmer area to a cooler area
  10. 20. the measure of how fast the particles in a substance are moving
Down
  1. 1. the transfer of heat by direct contact between solids
  2. 2. large sections of Earth's crust that move slowly over time
  3. 4. the warming of Earth's ground and water by sunlight
  4. 5. heat energy carried by invisible waves felt as warmth
  5. 6. the transfer of energy by electromagnetic waves through space
  6. 7. energy from the Sun that travels to Earth
  7. 8. a city area that stays hotter than nearby countryside
  8. 12. waves that carry energy through space or materials
  9. 17. the total energy of moving particles in an object
  10. 18. streams of moving seawater that transport heat across the planet