What type of weather is associated with a high pressure system?
Good weather (sunny, clear)
What instrument measures temperature?
thermometer
Instrument that measures air pressure.
What is a barometer?
When a plant gives off water vapor
transpiration
What instrument measures precipitation?
A rain gauge
The energy source for the water cycle to happen.
What is the sun?
What pressure system brings clouds and precipitation
Low Pressure
Hot air ______ and cold air _______.
What is rises and falls?
What causes wind?
Differences in air pressure
Clouds are made up of these.
What are water droplets or ice crystals.
Water falling to the Earth in the form of rain, snow, hail, or sleet.
What is precipitation?
What is the force of the atmosphere on the surface of the earth?
Air pressure
True or false.
Weather changes constantly.
What is true.