The Atmosphere
Weather Instruments
Air Part 1
Vocabulary
Air Part 2
100
The layer in which planes fly
What is the stratosphere?
100
an instrument to measure air pressure
What is barometer?
100

What are the 2 main gases that make up air?

Nitrogen and oxygen

100

Rain, snow, sleet, or hail that falls from the clouds

What is precipitation?

100

The mixture of gases surrounding the Earth

What is air?

200
The layer of the atmosphere where weather occurs.
What is the troposphere?
200
Measures wind speed.
What is an anenometer?
200

Warm air does this

What is rises

200
What is the source of a hurricane's energy?
warm ocean water
200

There is no air to breathe in this layer of the atmosphere

What is the exosphere?

300

Layers of gases around the Earth.

What is atmosphere

300
Measures the direction of wind.
What is a wind vane?
300
Cold air does this
What is sinks?
300

The force of air pushing down on an area

What is air pressure (or atmospheric pressure)?

300

particles that have more energy and move quickly

What is hot air?

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
The amount of water vapor in the air
What is humidity
400

A weather instrument that measures air pressure

What is barometer?

400

particles that have less energy and move more slowly

What is colder air?

500
Space shuttle orbits
What is the thermosphere?
500
Measures the amount of precipitation, or rain.
What is a rain gauge?
500
A Low pressure system brings this type of weather in the summer
What is stormy weather?
500

a weather instrument that measures humidity

What is hygrometer

500

What happens to air particles when they are forced into a smaller space?

What is compressed?

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