Weather Test

Weather Test

Weather Test

1.Wind is created by differences in

a. air temperature. c. air pressure.b. humidity.

2.At the poles, cold aira. rises.c. sinks.b. warms.

3.A maritime tropical air mass containsa. warm, wet air. c. warm, dry air.b. cold, moist air.

4.What does an anemometer measure?

a. Wind directionb. Wind speed

5.Air's ability to hold water vapor increases as ____ increases.

a. wind speed c. air pressureb. temperature

6.Which instrument measures air temperature?

a. anemometer c. thermometerb. wind sock

7.____ is the process by which plants release water vapor into the air through their leaves.

a. Evaporation c. Condensationb. Transpiration

8.____ is water, usually from precipitation, that flows across land and collects in rivers, streams, and eventually the ocean.a. Runoff c. Relative humidityb. Humidity

9.Puffy, white clouds that tend to have flat bottoms and fair weather are called

a. stratus clouds. c. cumulus clouds.b. cirrus clouds.

10.Thin, wispy, white clouds found at high altitudes are called

a. stratus clouds. c. cirrus cloudsb. cumulus clouds.

11.A(n) ____ occurs when a cold air mass meets and pushes out a warm air mass.a. occluded front c. cold frontb. stationary front

12.Which device is used to measure air pressure?

a. barometer c. anemometerb. thermometer

13.After this front passes, the temperature rises and brings clear skies.

a. warm c. coldb. stationary

14.Which front brings heavy precipitation and clouds?a. warm c. coldb. stationary

15.A psychrometer measures a. air temperature c. relative humidityb. wind speed

16.Which of the following clouds are at the lowest altitude?a. cirrus c. altocumulusb. stratus

17.What process starts the water cycle?

a. evaporation c. the suns radiant energyb. run off

18.Wind is created as air moves from____________to________pressure.

a. high to low c. high to highb. low to high

19.During the day air over the ocean cools and forms high pressure then moves toward land which has low pressure. This is a ________________.a. mountain breeze c. valley breezeb. sea breeze