1. Chapter #6 Weather

2. What is the atmosphere? a.Water vapor in the air around Earth b.The oxygen in the air around Earth c.The clouds in the air around Earth d.The mixture of gases that surrounds Earth

3. The force that air exerts on a given area is called a.Air mass b.Air pressure c.Jet stream d.Wind

4. Which instrument measures air pressure? a.Weather vane b.Barometer c.Rain gauge d.Thermometer

5. What causes air pressure a.Moving clouds b.Falling rain c.Moving air particles d.Changing weather

6. What happens to air as you climb a high mountain? a.It thins b.It thickens c.It gets wetter d.It does not change

7. Which is NOT a reason the Earth’s surface heats unevenly? a.Earth’s shape b.Earth’s core c.Earth's motions d.Earth’s tilt

8. What kind of weather would you expect if you saw this cloud in the sky? a.Severe weather b.Light rain c.A tornado d.Sunny day

9. Wind is… a.Changing air pressure b.Moving clouds c.Moving air particles d.Blowing rain

10. In the spring, snow melting on mountains can cause a a.Blizzard b.Flood c.Drought d.Volcano