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10 Cards in this Set
- Front
- Back
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A long line of thunderstorms, usually along a cold front, is called a __?__. |
squall line |
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What is the most powerful type of thunderstorm? |
supercell |
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A stream of negative charge that travels down the path of a previous lightning strike is a __?__. |
dart leader |
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The upward flow of positive charge that forms the brilliant flash of a lightning bolt is the __?__. |
return stroke |
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What term describes air that is warm near the ground but very cold at higher altitudes? |
unstable |
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What is the first stage of a thunderstorm? |
cumulus stage |
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What is the final stage of a thunderstorm? |
dissipating stage |
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What phenomenon occurs when heat from lightning causes the air to expand explosively, forming a shock wave of sound? |
thunder |
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What is an abrupt discharge of electricity through the air that produces a quick flash of bright light? |
lightning |
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What is the general term for concentrated blasts of cool wind that form during a thunderstorm? |
downbursts |
