2. TRUE or FALSE? Air pressure is lower on mountains than in valleys.

3. TRUE or FALSE? A barometer measures wind speed.

4. TRUE or FALSE? The layer of the atmosphere closest to Earth is the troposphere.

5. TRUE or FALSE? Water freezes at 0 C or 32 F.

6. TRUE or FALSE? Water boils at 100 C or 212 F.

7. What the air is like at a given time and place is called ____.

8. When air moves from an area of high pressure to an area of lower pressure, the moving air is called _____.

9. The air around Earth is a mixture of gases and dust called the

10. The _____ of something measures how hot or cold it is.

11. The force of air pushing down on Earth is called _____.

12. The ____ is the never-ending path water takes between Earth and the atmosphere.

13. When the sun heats the water in the ocean and on land, it turns into a gas called ____. The changing of water into a gas is called evaporation.

14. When water vapor in the air ____, it changes back into liquid water. This is called condensation.

15. Rain, snow, hail, and sleet fall to Earth and are called ____.

16. Precipitation that soaks into Earth after a rainfall is called ____.

17. In which layer of the atmosphere does all weather take place? None of the above thermosphere stratosphere mesosphere troposphere

18. Very strong winds called the jet stream are found in which layer of the atmosphere? None of the above thermosphere troposphere mesosphere stratosphere

19. The top layer of the atmosphere where the northern lights happen is called ____. None of the above thermosphere troposphere mesosphere stratosphere

20. If you were returning to Earth from the Moon, list the layers of the atmosphere you would enter first to last. You made it back home to EARTH! troposphere stratosphere mesosphere thermosphere

21. The change from a gas into a liquid is ____. None of the above runoff evaporation condensation precipitation

22. The change of a liquid into a gas is called ____. None of the above precipitation groundwater evaporation condensation

23. A weather map shows ____. air pressure temperature ranges cloud cover precipitation all of the above

24. Match the device to what it measures: Thermometer Barometer Anemometer Rain Gauge Weather Vane Direction of the Wind Wind Speed Temperature Air Pressure Amount of Precipitation