When air masses meet, they: a. stay separate b. mix together c. race each other d. sink to the Earth's surface
What is a. stay separate
100
A tool for measuring air pressure is a a. thermometer b. scale c. barometer d. speedometer
What is c. barometer
100
The air is heated by the heat of: a. the sun directly b. the clouds c. the Earth's surface d. the air pressure
What is c. the Earth's surface
100
I am a surface that absorbs a lot of heat. If you walk on me in the summer, you'd better have shoes on!
What is blacktop
100
The amount that air presses on the earth is called....
What is air pressure
200
An air mass is a large body of air with about the same: a. speed and temperature b. humidity and height c. speed and height d. temperature and humidity
What is d. temperature and humidity
200
Cool air forms a. a high-pressure area b. a sandstorm c. a low-pressure area d. a drought
What is a. a high-pressure area
200
Sunlight passes through but does not heat the: a. Earth b. water c. clouds d. air
What is d. air
200
I am one of the oldest tools used for measuring wind direction.
What is a wind vane
200
Rain, snow, and hail are kinds of...
What is precipitation
300
Two terms that mean about the same are: a. low pressure and high pressure b. humidity and moisture c. rain gauge and wind vane d. rain and hail
What is b. humidity and moisture
300
The weight of the air on the Earth's surface is a. air mass b. air pressure c. a weather front d. humidity
What is b. air pressure
300
The sun hits the Earth at an angle: a. at noon b. at noon and in late afternoon c. in early morning and in late afternoon d. at noon and in the early morning
What is c. in early morning and in late afternoon
300
I am a dome-shaped cloud with a flat bottom.
What is cumulus
300
The amount of water vapor in the air is called....
What is humidity
400
Clouds are formed from: a. ice b. rain c. water vapor d. snow
What is c. water vapor
400
When the liquid inside a thermometer gets warm, it a. shrinks b. expands c. turns into gas d. condenses
What is b. expands
400
Grass and water absorb light energy: a. slowly b. quickly c. not at all d. sometimes
What is a. slowly
400
I am a feathery-looking cloud that forms high in the sky out of ice crystals.
What is cirrus
400
An area where cool air is sinking is a....
What is a high-pressure area
500
Some wind vanes have crossbars showing the a. four main directions b. temperature c. speed d. times of the day
What is a. four main directions
500
The sun heats all of the following quickly EXCEPT: a. grass b. blacktop c. cement d. buildings
What is a. grass
500
Cooler air sinks to the surface of the Earth because it is: a. lighter b. faster c. heavier d. slower
What is c. heavier
500
I am a tool for measuring moisture in the air.
What is a hygrometer
500
An..... is a large amount of air that has a certain temperature and humidity.