Crossword (1)

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Across
  1. 2. I have no beginning or end. Although I involve many changes
  2. 6. I transport substances in human body.
  3. 7. I am a process through which plants contribute water vapour to the atmosphere.
  4. 10. I am invisible, yet I exist all around you. When I lose enough heat, I may become visible in another state.
  5. 11. I occur when water that has gathered high above Earth's surface becomes heavy enough to return to the ground.
  6. 14. Cables are hung loosely because of this.
  7. 15. Dead matter are broken down into simpler substances
Down
  1. 1. I make a puddle of water disappear.
  2. 3. I occur when gas loses heat.
  3. 4. I am made of water.
  4. 5. Process that takes place in the small intestine.
  5. 8. I am soft and fluffy but wet.
  6. 9. This system allows body to take in oxygen and remove carbon dioxide.
  7. 12. I change solids into liquids.
  8. 13. I am so small that you cannot see me.