Severe Weather

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

What is a funnel cloud?

• A cloud high in the sky

• Rotating columns of air that DO NOT touch the ground

• a rotating updraft

• when warm air rises through cold air

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

Which level on the Fujita scale corresponds to incredible damage and wind speeds of 261 mph?

• F5

• F1

• F3

• F2

How many categories are there for a hurricane?

• 10 Categories

• 5 Categories

• 3 Categories

• 7 Categories

Hurricane force winds pushing down on the water creating high water levels and waves moving ashore is called:

• Storm Surge

• Hurricane

• Tropical Wave

• Tropical storm

What do hurricanes need as fuel?

• warm and moist air

• hot and dry air

• cold and moist air

• dry and warm air

Hurricanes develop in ________ regions.

• Arctic
• Tropical
• Arid
• None of the above

Where is Tornado Alley located?

• Near the equator of the Earth
• Near the North Pole
• South Central Los Angeles
• Middle states of United States