Energy in Chemistry Revision

Name: ______________________   Date: ____________

Use the clues to fill in the crossword.

Across

  1. 3. The power to do work or make things move (6)
  2. 5. A process in which one or more substances are changed into others (8)
  3. 6. Occurring or formed with absorption of heat (11)
  4. 10. Fossil fuel consisting of carbonized vegetable matter deposited in the Carboniferous period (4)
  5. 11. The process of purifying a liquid by boiling it and condensing its vapors (12)
  6. 12. An odorless very poisonous gas that is a product of incomplete combustion of ___ (14)
  7. 15. Measuring instrument for measuring temperature (11)
  8. 16. What lets us see; the opposite of dark (5)

Down

  1. 1. Energy that makes things warm (4)
  2. 2. A substance that can be consumed to produce energy (4)
  3. 4. Occurring or formed with the liberation of heat (10)
  4. 7. A heavy odorless colorless gas formed during respiration and by the decomposition of organic (13)
  5. 8. Slippery liquid used for cooking and fuel (3)
  6. 9. A component of a mixture that has been separated by a ___ process (8)
  7. 13. Having to do with the body (8)
  8. 14. United States film actress (4)