Across
- 1. The area on the other side of a mountain with very little rain.
- 5. Any large region where distinct populations of plants and animals are found living together.
- 6. Trees that lose their leaves during a particular season of the year.
- 8. When liquid water absorbs enough thermal energy it changes into water vapor.
- 10. A line where two different air masses meet.
Down
- 2. A sheltered body of deep water next to the shore.
- 3. The thin layer of the earth’s surface wear plants grow.
- 4. Particles of silt, sand, and clay that are produced by weathering.
- 7. The rise of warm air over a hot surface.
- 9. The cold regions near the poles where precipitation is light, but snow covers the ground most of the year.