Weather unit quiz

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

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

How does the Fujita scale measure a tornado's intensity?

• by analyzing the damage the tornado has done & matching that to wind speeds

• by only looking at the wind speed

• by looking at the number of buildings the tornado destroys

• by analyzing the wind speeds and width of the tornado

What are usually the most dangerous part of a hurricane?

• storm surge

• floods

• landslides

• wind

What are the 3 ingredients necessary for a thunderstorm?

• moisture, instability, & a lifting mechanism

• dry air, high pressure, & a lifting mechanism

• moisture, instability, & cool air

• moist cool air, high pressure, and differential heating

Hurricanes develop in ________ regions.

• Arctic
• Tropical
• Arid
• None of the above

Someone who studies weather is called ____?

• a geologist

• a meteorologist

• a chemist

• an astronomer

Which type of thunderstorm is this?

• Single-cell

• Squall-line

• Multi-cell

• Super-cell

What type of clouds do you see when there is severe weather coming?

• cumulus
• stratus
• cumulonimbus
• cirrus