An example of this would be if you boiled exactly 5 cups of water on the stove. You took the pot off several minutes later and there isn't as much left.
What is evaporation?
100
The average weather condition over a long period of time.
What is climate?
100
An instrument that measures the current temerature of the air.
What is a thermometer?
100
A storm that brings heavy rains, winds, lightning, thunder, and possibly hail.
What is a thunderstorm?
100
Clouds with noticeably flat bottoms and "puffy" tops. They usually form during fair weaher.
What is are cumulus clouds?
200
What happens when too much water forms in clouds.
What is precipition?
200
The weight of the air in an area.
What is air pressure?
200
An instrument that measures the current speed of the wind.
What is an anemometer?
200
A swirling funnel cloud that is known for hitting the central part of the U.S.
What is a tornado?
200
The suffix or prefix that indicates a storm cloud.
What is nimbus/nimbo?
300
This is the stage in which water forms into lakes and streams.
What is runoff (surface runoff)?
300
The thin blanket of gases that surround the earth.
What is the atmosphere?
300
An instrument that measures the current air pressure.
What is a barometer?
300
A severe tropical cyclone that occurs in the Atlantic with winds of at least 74 m.p.h.
What is a hurricane?
300
Low, hazy clouds that are often responsible for obscuring the sun on cloudy days.
What are stratus clouds?
400
This is the stage in which clouds form.
What is condensation?
400
The boundary line between two air masses.
What is a front?
400
An instrument that indicates the direction of the wind. It may have a rooster or horse on top of it.
What is a weather vane (wind vane)?
400
A severe snowstorm with sustained winds of at least 35 m.p.h. with visibility reduced to 400 meters or less.
What is blizzard?
400
High, whispy clouds with an altitude of 16,500 feet in temperate regions or 20,000 feet in tropical areas.
What are cirrus clouds?
500
This is the stage of the water cycle that takes the form of rain, sleet, snow, and, hail.
What is precipitation?
500
A body or large pocket of air with the same temperature throughout.
What is an air mass?
500
An instrument that measures the current humidity.
What is hygrometer?
500
A prolonged period of persistently dry weather (lack of precipitation)
What is a drought?
500
The prefix that is added to cloud names to indicate that they are of medium height.