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Across
  1. 4. A cloud close to the ground.
  2. 6. The coldest season of the year.
  3. 7. Low land between hills or mountains.
  4. 8. Frozen water.
Down
  1. 1. A name for very cold ice fog.
  2. 2. To change from liquid water into ice.
  3. 3. Ice that forms when cold fog freezes on objects.
  4. 4. A thin layer of ice on a cold surface.
  5. 5. A part of a tree that grows from the trunk.