Tornadoes

What is a tornado?

• A column of air that rotates quickly and violently

• A type of hurricane

• A large thunderstorm

• A type of earthquake

When do most tornadoes occur in the United States?

• Between April and June

• Between January and March

• Between July and September

• Between October and December

What is the main cause of tornado formation according to the passage?

• Supercell thunderstorms

• Hurricanes

• Earthquakes

• Floods

How fast can updrafts in supercell thunderstorms reach?

• 100 miles per hour

• 50 miles per hour

• 150 miles per hour

• 200 miles per hour

What was significant about the tornado season in the spring of 2011?

• It was one of the deadliest and costliest on record

• It had the most tornadoes ever recorded

• It was the longest tornado season

• It had the least number of tornadoes

What is a 'safe room'?

• A self-contained room where people can stay safe from violent storms

• A room with extra locks for security

• A room with emergency supplies

• A room with reinforced walls

What advancements have been made in tornado research since 1884?

• More sophisticated observations, equipment, data analysis, and computer modeling

• Increased number of tornadoes

• Better hurricane prediction

• Improved earthquake detection

Read the following sentences from the text.

"Before tornadoes hit, the wind may die down, and the air may become very still. They may also strike quickly, with little or no warning."

What do you know about tornadoes based on this information?

• 1. People always have a warning before tornadoes come.

• 1. Before a tornado comes, the air is usually moving a lot.

• 1. It can be hard to tell when a tornado is about to come.

• 1. There is never any warning before a tornado strikes.

Read the "During" section. What is the goal of these steps?

• 1. to keep people safe during tornadoes

• 1. to teach people the warning signs for tornadoes

• 1. to list the different kinds of tornadoes

• 1. to teach people how to be safe during earthquakes

What is the main idea of this text?

• If you are in a building during a tornado, it is a good idea to go to the basement of the building, and if there's no basement, to go to a closet.

• After a tornado, it is important to wear strong shoes that protect your feet when you're walking around because there could be nails on the ground.

• Tornadoes are powerful storms that can be dangerous, and it is important to know what to do before, during, and after tornadoes to stay safe.

• Tornadoes in the United States are most common between March and August and usually happen "Tornado Alley" states.