Severe Weather Mid Test

What is a tornado?

• a violently rotating column of air

• a rotating tropical storm

• a winter storm characterized by high winds and snow

• a storm that occurs in cumulonimbus clouds

What are large thunderstorms that have winds already in rotation called?

• supercells

• blizzards

• hurricanes

• tornadoes

Why do most tornadoes occur in the afternoon?

• the sun has had more time to heat the ground/atmosphere & produce thunderstorms

• the winds need a few hours to build up before they can become a tornado

• there aren't any clouds in the morning to form tornadoes

• the ground has had time to cool off and produce ideal conditions for tornadoes

When do tornadoes form?

• when warm, humid air collides with cold, dry air

• when cold, humid air collides with warm, dry air

• when cold air rises through warm air

• when the air cools rapidly and forms storm clouds

What is a funnel cloud?

• the cloud that forms before a storm turns into a tornado

• another name for a tornado

• a rotating updraft

• when warm air rises through cold air

A ​ (a)   a rapidly rotating column of air that reaches from a storm cloud to the earth’s surface. A ​ (b)   is a severe snowstorm that usually has very cold temperatures and high winds. Dangerous thunderstorms are also known as ​ (c)   . ​ (d)   are natural events where a piece of land that is usually dry becomes submerged in water. Long periods of extreme heat are known as ​ (e)   .

• tornado
• blizzard
• severe thunderstorms
• Floods
• heatwaves
• hurricanes

Which storm causes more overall damage?

• Tornado

• Hurricane

Hurricanes and tornadoes both occur in a...

• Low Pressure System

• High Pressure System

What is a storm surge?

• When sea levels rise and cause flooding

• When sea levels fall and cause draining

• When sea levels stay the same

• There is no such thing as storm surge

Which of the images shows a storm surge?

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