Show:
The Atmosphere
Weather Instruments
Air, air, air
Weather
Climate
100
The layer in which planes fly
What is the stratosphere?
100
an instrument to measure air pressure
What is barometer?
100
What type of air exists in a continental polar air mass?
What is cold, dry air?
100
What must happen for a tornado to form?
Layers of wind in a storm must blow at different speeds in in different directions.
100
What does the "H" on a weather map stand for?
A region of high pressure.
200
The layer of the atmosphere where weather occurs.
What is the troposphere?
200
Measures wind speed.
What is an anenometer?
200
Why is cool air heavier than warm air?
Gas particles in cool air are closer together than those in warm air.
200
What is the source of a hurricane's energy?
warm ocean water
200
The boundary between two air masses.
What is a front?
300
A layer of gases around the Earth.
What is atmosphere
300
Measures the direction of wind.
What is a wind vane?
300
Causes air pressure.
What is gravity?
300
The weight of air pushing down on an area.
What is air pressure (or atmospheric pressure)?
300
The definition for weather of an area over a long period of time
What is climate?
400
The coldest layer where meteors and meteorites vaporize, creating "shooting stars."
What is the mesosphere?
400
measures the temperature in a room or outside
What is a thermometer?
400
What happens to air pressure as you move up in the atmosphere?
It decreases, or goes down.
400
The place where the Sun's rays shine at the most direct angle.
What is the equator?
400
A large body of air with similar properties throughout it.
What is an air mass?
500
Space shuttle orbits
What is the thermosphere?
500
Measures the amount of precipitation, or rain.
What is a rain gauge?
500
What will happen to warm air that is surrounded by cold air?
The war air will rise.
500
These can affect the climate of an area.
What is ocean currents?
500
Brings warmer air into an area.
What is a warm front?