- 1. The area in which a warm air mass is caught between two cold air masses
A) cold front
B) warm front
C) occluded front
D) stationary front
- 2. The state of the atmosphere at a certain time and place
A) climate
B) weather
C) air mass
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) occluded front
B) stationary front
C) warm front
D) cold 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) geologist
B) paleontologist
C) cosmologist
D) meteorologist
- 6. A blanket of gases that surrounds the Earth
A) condensation
B) atmosphere
C) precipitation
D) temperature
- 7. Any form of water that falls from the sky
A) precipitation
B) temperature
C) condensation
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) cumulus
D) cirrus
- 10. The amount of water vapor in the air
A) humidity
B) air pressure
C) condensation
D) precipitation
- 11. The movement of air caused by cool air over the ocean moving toward the land
A) land breeze
B) sea breeze
C) mountain breeze
D) wind breeze
- 12. The movement of air caused by cool air sinking and moving down the slope of a mountain
A) land breeze
B) sea breeze
C) mountain breeze
D) cold breeze
- 13. The change of phase from liquid water into a gas (water vapor)
A) precipitation
B) condensation
C) evaporation
D) atmosphere
- 14. The movement of water on Earth that moves between the air, land and the oceans
A) run off
B) warm front
C) run on
D) water cycle
- 15. A large body of air that has the same temperature and level of humidity throughout
A) aerodynamics
B) air resistance
C) air mass
D) air pressure
- 16. The measurement of the amount of heat in a substance
A) temperature
B) climate
C) weather
D) humidity
- 17. Elevation especially above sea level or above the Earth's surface
A) all of the above
B) sea breeze
C) elevation
D) altitude
- 18. Clouds of high altitude, curly, wispy and made of ice crystals
A) cumulus
B) alto stratus
C) stratus
D) cirrus
- 19. The average weather conditions of an area over a very long period of time
A) humidity
B) weather
C) climate
D) temperature
- 20. Rain that lands on top of a mountain, travels down to lower ground and joins larger bodies of water
A) run off
B) run down
C) water cycle
D) stationary front
- 21. The weight of the air in an area
A) air mass
B) air pressure
C) weather
D) condensation
- 22. Clouds of middle altitude large, puffy, and sometimes creative shapes
A) nimbus
B) cumulus
C) cirrus
D) stratus
- 23. The changing of a substance from a gas to the liquid state
A) temperature
B) condensation
C) precipitation
D) evaporation
- 24. Weather instrument used to measure air pressure
A) hygrometer
B) hydrometer
C) barometer
D) psychrometer
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