Across
- 1. transfer of heat from one place to another
- 3. white, fluffy clouds with a flat bottom
- 4. Bottom layer of the atmosphere
- 6. a large, low cloud that produces thunderstorms
- 8. thickest layer of the atmosphere
- 11. low, layer clouds that produce light rain
- 12. transfer of energy by rays or waves
- 14. low and dark clouds that produce rain
Down
- 1. transfer of heat when objects bump into each other
- 2. Atmosphere layer containing the most ozone
- 5. forms when millions of water droplets become suspended in air and grab onto dust particles
- 7. wispy, white clouds at a high altitude
- 9. Atmosphere layer where most meteors burn up
- 10. outer layer of the atmosphere
- 13. windless areas in the Earth's atmosphere
