water

123456
Across
  1. 2. Insufficiency of amount or supply; shortage
  2. 4. a state where the molecules are half loosely packed
  3. 6. water changes to water vapour at all temperatures.
Down
  1. 1. a state where molecules are loosely packed
  2. 2. a state where molecules are tightly packed
  3. 3. when steam is cooled, it changes back to water.
  4. 5. cycle when some changes occurs over and over again, then it is said to form a cycle of change.