Chapter 7 Hurricanes & Tornados Study Guide

Target Language or Knowledge:

Match the words to their meaning:
an area where air or liquid spins in circles → vortex, a spinning column of air that touches the ground → tornado, a storm with wind speeds up to 61 km/hour → tropical depression, means that a tornado has already formed → tornado warning, a dangerous storm with wind speeds of at least 119 km/hour → hurricane, the rise in sea level caused by a hurricane's wonds → storm surge, means that a tornado is likely to form within hours → tornado watch, a storm with wind speeds over 62 km/hour but less than 119 km/hour → tropical storm
The __________ is found in the middle of the hurricane.
eye
Hurricanes are classified by their __________.
wind speed
Hurricanes get their energy from warm __________.
ocean water
A hurricane loses strength quickly over __________.
land
A tornado can always be seen.
false
A tornado warning means that a tornado might form.
false
Doppler radar can be used to study tornados.
true
Tornados form in strong thunderstorms.
true
Most tornados happen in autimn and winter.
false
Hurricanes and tornados both spin around a center of low air pressure.
true