8 Matter and Energy U2 L3 Thermal Energy and Heat

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Across
  1. 5. Temperature is ____ energy
  2. 7. When ice melts into water it is ____ state
  3. 10. Convection occurs when a cooler denser mass of a gs or liquid replaces a warmer, less dense mass of a gas or liquid
  4. 11. Conduction happens until temperature is ____ in each object
  5. 14. When 2 object come in contact with each other that are different temperatures, heat is always ____
  6. 15. When both objects come to the same temperature, ____ more energy as heat flows
  7. 16. One way in which heat is measured
  8. 17. This is the transfer of energy as heat y the movement of liquid or gas
  9. 19. This is the total kinetic energy of all particles I a substance
  10. 20. This transfers heat very well
Down
  1. 1. ____ heat from a substance will affect its temperature and Thermal energy
  2. 2. Temperature is related to the ____ kinetic energy of particles
  3. 3. Thermal Energy is measured in ____
  4. 4. A material that is poor conductor of heat
  5. 6. This is the transfer of energy by electromagnetic waves
  6. 7. One way to transfer energy as heat through direct contact
  7. 8. Particles that make up matter move around at ____ speeds
  8. 9. This is the transfer of energy of an object from a higher temperature to lower temperature
  9. 12. There are ____ water molecules in a glass of water than in a lake
  10. 13. Thermal Energy is the total kinetic energy of all particles
  11. 17. This is an instrument used to determine calories in food
  12. 18. These are typically good conductors