Freezing means changing from a liquid into a solid by reducing heat energy.
Ice is a cold frozen liquid.
Ice is made from reducing heat energy.
How is ice made?
Options:
  - The area was once underwater
  - Melting it
  - Drying it out
  - salt and water.
  - It gets heated up
  - It used to be covered by water
  - Boiling the water
  - Reducing heat energy