Heat Definitions

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Across
  1. 1. is a temperature difference
  2. 4. relating to or produced by the internal heat of the Earth
  3. 7. emission of energy as electromagnetic waves or subatomic particles
  4. 8. process by which heat is transferred through a substance when
Down
  1. 1. degree of heat or cold of an atmosphere in a place
  2. 2. fuel that is produced through contemporary processes from biomass
  3. 3. Fuel natural fuel such as coal or gas formed in the Earth
  4. 5. form of energy transferred from one object to another or created at the expense of other forms of energy
  5. 6. movement caused within a fluid by tendency of hotter material to rise and colder material to sink under influence of gravity
  6. 9. relating to the nucleus of an atom- use of nuclear reactions that release nuclear energy to create heat