A weather event that includes rain, strong winds, thunder, and lightning.
What is thunderstorm
100
When the water _______ become large enough, rain starts to fall
What is doplets
100
Because light travels faster than ________, you often see a flash of light before you hear a rumble of thunder.
What is sound
100
Weather forecasters __________ thunderstorms with weather satellites and use radar to track a storm's precipitation an winds.
It also means to watch, to keep track of
What is Monitor
200
A cloud that becomes massive and tall is a towering, dark ____________ cloud. The type of cloud that can form thunderstorms.
What is a cumulonimbus cloud
200
The largest thunderstorms form when a ______, moist air mass meets a ________, dry air mass.
What is warm
cool
200
Causes of lightning: _________ causes ________ to ______ into each other, creating tiny electric charges.
What is
Convection
Molecules
Bump
200
When weather models indicate a thunderstorm is LIKELY, forecasters issue a thunderstorm _________.
What is watch
300
When warm, moist air rises, it cools. Some of the cooled air sinks, starting the process of _________.
What is Convection
300
Electricity discharged within a cloud, between clouds, or between a cloud and the ground.
What is Lightning
300
_________ ___________ build up in some areas of a cloud and are attracted to ____________ _________.
What is Negative Charges
Positive Charges
300
When there is a thunderstorm, they issue a thunderstorm ____________.
What is warning
400
Thunderstorms usually have many convection flows of air moving up and down. As the air _____, some of the water vapor in the air _________, and clouds form
What is cool
condenses
400
When a bolt of lightning rapidly ________ air ________, it produces a loud bang - thunder.
What is heats
molecules
400
_____________ strikes when negatively and positively charged areas connect.
What is Lightning
400
Weather forecasters use __________ ______________ to predict thunderstorms and other weather events.
What is computer models
500
A huge cloud can grow as more _______, moist air rises and more water vapor condenses.
What is warm
500
What happens at the same time as lightning?
What is Thunder
500
_________ ________ on Earth will flow to a high point and get close to negative charges in the sky.