- 1. The area in which a warm air mass is caught between two cold air masses
A) occluded front
B) stationary front
C) warm front
D) cold front
- 2. The state of the atmosphere at a certain time and place
A) climate
B) air mass
C) weather
D) humidity
- 3. The area in which a warm air mass and a cold air mass meet. Neither have the energy to move one another
A) warm front
B) cold front
C) stationary front
D) occluded front
- 4. A collection of millions of tiny water droplets or ice crystals
A) altitude
B) particles
C) temperature
D) cloud
- 5. A scientist who studies weather
A) paleontologist
B) geologist
C) meteorologist
D) cosmologist
- 6. A blanket of gases that surrounds the Earth
A) atmosphere
B) temperature
C) precipitation
D) condensation
- 7. Any form of water that falls from the sky
A) condensation
B) temperature
C) precipitation
D) atmosphere
- 8. Weather instrument used to measure the amount of moisture or humidity in the air
A) psychrometer
B) hydrometer
C) all of the above
D) hygrometer
- 9. Clouds of low altitude, they're thin and stretch out across the sky, and block out sunlight
A) altostratus
B) stratus
C) cirrus
D) cumulus
- 10. The amount of water vapor in the air
A) humidity
B) air pressure
C) precipitation
D) condensation
- 11. The movement of air caused by cool air over the ocean moving toward the land
A) land breeze
B) sea breeze
C) wind breeze
D) mountain breeze
- 12. The movement of air caused by cool air sinking and moving down the slope of a mountain
A) cold breeze
B) sea breeze
C) land breeze
D) mountain breeze
- 13. The change of phase from liquid water into a gas (water vapor)
A) atmosphere
B) evaporation
C) condensation
D) precipitation
- 14. The movement of water on Earth that moves between the air, land and the oceans
A) water cycle
B) warm front
C) run off
D) run on
- 15. A large body of air that has the same temperature and level of humidity throughout
A) aerodynamics
B) air pressure
C) air mass
D) air resistance
- 16. The measurement of the amount of heat in a substance
A) weather
B) humidity
C) temperature
D) climate
- 17. Elevation especially above sea level or above the Earth's surface
A) all of the above
B) elevation
C) sea breeze
D) altitude
- 18. Clouds of high altitude, curly, wispy and made of ice crystals
A) stratus
B) alto stratus
C) cumulus
D) cirrus
- 19. The average weather conditions of an area over a very long period of time
A) weather
B) climate
C) humidity
D) temperature
- 20. Rain that lands on top of a mountain, travels down to lower ground and joins larger bodies of water
A) stationary front
B) run down
C) run off
D) water cycle
- 21. The weight of the air in an area
A) air pressure
B) condensation
C) air mass
D) weather
- 22. Clouds of middle altitude large, puffy, and sometimes creative shapes
A) stratus
B) nimbus
C) cirrus
D) cumulus
- 23. The changing of a substance from a gas to the liquid state
A) evaporation
B) precipitation
C) temperature
D) condensation
- 24. Weather instrument used to measure air pressure
A) barometer
B) hydrometer
C) psychrometer
D) hygrometer
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