Across
- 3. the energy that drives the water cycle.
- 6. water vapor coming from interrupting volcano.
- 8. a solid turning into a gas.
Down
- 1. the water vapor all around us in the sky.
- 2. frozen mountain water melting to the rivers.
- 4. water that flows back ocean.
- 5. plants bringing up water from underground.
- 7. A water molecule contains 2 hydrogen (H) atoms and 1 oxygen (O) atom.