A _______ is a rotating column of air that extends from the clouds of a thunderstorm to the group and has winds spinning at very high speeds.

• hurricane
• tornado
• thunderstorm
• blizzard

A ______ is a large storm that forms over warm ocean water with very strong winds that blow in a circular pattern around the center, or eye of the storm.

• hurricane
• thunderstorm
• tornado
• blizzard

A _______ is a heavy rainstorm with thunder and lightning.

• hurricane
• thunderstorm
• tornado
• blizzard

Suppose you are outside and see lightning strike the ground. The first thing you should do is...

• take cover inside
• avoid windows
• stand near metal objects
• listen for thunder

Most of the damage caused by a tornado is the result of what?

• high winds
• flooding
• heavy rain
• failing hail

Which of the following is the general rule of safety when a tornado strikes?

• Go to the highest point in a house of building
• Go beside a window to see when the tornado passes
• Go outside and move away from the tornado
• Go to  low area insdie with no windows and stay there

More tornadoes hit the United States per year than any other country in the world. This is because of the:

• dense population in the United States
• weather conditions in  the United States
• large mountain ranges in the United States
• high  air pollution in  the United States

A hurricane becomes more powerful from water that evaporates over

• lakes
• mountains
• oceans
• rivers

In the Midwest of the United States, tornadoes are very common. To protect human life from severe weather like this, we would expect to see many homes with:

• churches
• storm cellars
• tin  roofs
• barns and other outbuildings

"This summer was much cooler than last summer," is a qualitative observation about the weather. What would be needed to make a quantitative observation about the summer temperature?

• Opinions of summer weather experts
• A larger number of students
• There is no way to make a quantitative observation about summer temperatures
• The daily temperatures for this summer and last summer