Weather Unit Test Studyguide
Across
- 3. a line on a weather map that connects places with the same air pressure
- 5. lowest layer of our atmosphere, has weather
- 9. created by burning coal, known as "london-type smog"
- 10. a concentration of trace substances that are more than whats averagely in the air
- 12. a system that brings cloudy and rainy weather
- 13. contains ozone
- 15. protects us from the suns UV rays
- 16. a mixture of different gasses that surround earth
- 17. the movement of air that's caused by differences in air pressure
- 20. winds that flow to the equator and are used by sailors
Down
- 1. upper part of the thermosphere, extends to space
- 2. a system that brings clear skies
- 4. Uppermost and hottest layer of our atmosphere
- 6. protects us from meteors
- 7. the effect of Earth's rotation on the direction of wind currents
- 8. a gas changing into a liquid
- 11. this goes down the more you rise in the atmosphere
- 14. lower part of thermosphere,contains electrically charged particles called ions
- 18. warm air rises and cold air falls
- 19. Rain with a lower PH than normally