weather instuments
clouds
forms of precipitation
severe storms
fronts
100
The instrument used to measure wind speed.
What is an anemometer?
100
Clouds that produce thunderstorms.
What is a cumulonimbus cloud?
100
raindrops that freeze into solid particles of ice as they fall.
What is sleet?
100
a tropical storm that has winds of 119 kilometers per hour or higher.
What is a hurricane?
100
forms when warm air moves over cold air. warm and humid weather follows this front.
What is a warm front?
200
The instrument used to measure relative humidity.
What is an hygrometer?
200
Wispy, feather clouds.
What is a cirrus cloud?
200
round pellets of ice larger than 5 millimeters in diameter.
What is hail?
200
a rapidly whirling, funnel-shaped cloud that reaches down from a storm cloud to touch earth surface.
What is a tornado?
200
forms when cold air moves underneath warm air, forcing the warm air to rise. clear skies and cooler temperatures follow this front.
What is a cold front?
300
The instrument used to measure air pressure.
What is a barometer?
300
clouds that look fluffy, rounded piles of cotton.
What is a cumulus cloud?
300
a form of precipitation made of ice crystals.
What is snow?
300
heavy rainstorms accompanied by thunder and lighting.
What is a thunderstorm?
300
forms when a cold and warm air masses meet, but neither one has enough force to move the other.
What is a stationary front?
400
The instrument meteorologists use to measure rainfall.
What is a rain gauge?
400
clouds that form in flat layers.
What is a stratus cloud?
400
drops of water that are at least 0.5 in diameter.
What is rain?
400
a storm that brings "tons" of blowing snow with low visibility.
What is a blizzard?
400
forms when a cool mass and a cool mass come together, the warm air is caught between them and is forced upward or squeezed up.
What is a occluded front?
500
The instrument used to measure temperature.
What is a thermometer?
500
any form of water that falls from clouds and reaches earth.
What is precipitation?
500
raindrops that freeze when they touch a cold surface.
What is freezing rain?
500
a huge wave with lots of of water that can destroy everything.
What is a tsunami?
500
the area where the air masses meet and do not mix.
What is a front?
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