Show:
Atmosphere and Heat
Air and Preciptation
Weather and Clouds
All About Storms
Measuring and Forecasting Weather
100
the outermost layer of the atmosphere
What is the exosphere?
100
the air mass that brings hot, dry weather
What is a continental tropical air mass?
100
state of the atmosphere at a certain time and place
What is weather?
100
a fierce, single-updraft thunderstorm
What is a supercell?
100
measures atmospheric pressure
What is a barometer?
200
the coldest point in the atmosphere
What is the mesopause?
200
water that falls to the earth, including rain, sleet, hail, and snow
What is precipitation?
200
an almond-shaped cloud
What is a lenticular cloud?
200
an electron stream that jerkily travels from a cloud during a thunderstorm
What is a stepped leader?
200
measures high-altitude weather conditions
What is a weather balloon?
300
heat transfer by electromagnetic waves
What is radiation?
300
air flowing down a mountain's slope due to differences in temperature and pressure
What is katabatic wind?
300
thunderstorm clouds
What are cumulonimbus clouds?
300
the thunderstorm stage marked by the arrival of precipitation
What is the mature stage?
300
lines of equal heat
What are isotherms?
400
extremely powerful radiation that comes from deep space
What are cosmic rays?
400
drops of liquid water that have a diameter of less than 0.5 millimeter and fall from clouds to Earth
What are drizzle?
400

the movement of water from the earth's surface, into the air, and back to the surface

What is the water cycle?
400
a tropical cyclone with wind speeds between 39 miles per hour and 74 miles per hour
What is a tropical storm?
400

a weather instrument that simultaneously measures and transmits meteorological data from weather balloons to weather stations

What is a radiosonde?
500
the four factors that affect insolation
What are cloudy weather, the length of daytime, the angle of the sun's rays and the Earth's distance from the sun?
500
the boundary formed when a cold air mass moves into the territory of a warm air mass
What is a cold front?
500
the major factors that determine the earth's weather
What are heat energy, uneven distribution of heat energy, and water vapor in the atmosphere?
500
the long, narrow lines of thunderstorms in a hurricane
What are rain bands?
500
maps that give a summary of the weather conditions throughout the entire country at a single point in time
What is a surface weather chart?