1. Is what the air is like at a certain time and place.
Weather
Is what the air is like at a certain time and place.

2. How can you describe the weather?
Air temperature
Precipitation
Wind
Air pressure

3. Air Temperature
Measurement of how hot and how cold something is.

4. It measures the temperature.
Eighty degrees Fahrenheit is warm.
Thirty-two degrees Fahrenheit is freezing.

5. Water that falls to the ground from the atmosphere.
Precipitation
Water that falls to the ground from the atmosphere.
Rain Gauge
The instrument that measures the amount of precipitation.

6. Wind
Is moving air.

7. Is the weight of air pressing down on Earth.
Air Pressure
Is the weight of air pressing down on Earth.
Anemometer
Measures how fast the air is moving.
Barometer
Measures air pressure.

8. Weather Ballons
Are used to gather data about weather.