Across
- 1. The continuous movement of water around Earth.
- 3. Removing salt from seawater to make it drinkable.
- 5. Energy being added to something to make a change happen.
- 6. Water falling from clouds as rain, snow, or hail.
- 7. Energy that makes things warmer.
- 10. When gas cools and turns into a liquid (like clouds forming).
- 11. A state of matter that keeps its shape, like ice.
- 12. When matter changes from solid, liquid, or gas.
- 13. Tiny pieces that make up all matter.
Down
- 2. When something loses heat and becomes cooler.
- 4. When liquid water turns into gas because of heat.
- 8. A state of matter that flows, like water.
- 9. Where energy comes from, like the sun.
- 12. Low temperature; the opposite of heat.