Chapter 24: Weather Flashcards
Cumulus clouds which are followed by cumulonimbus clouds with heavy rain and gusty winds explain which type of weather?
cold front
What should you do if a tornado is two miles away from you and you are driving in a car?
Find a ditch and get into it.
What do isotherms do?
Connect places on weather maps that have similar temperatures.
Which type of air mass affects the weather in Michigan? (cold, dry)
Continental Polar
a warm, moist and unstable air mass describes the conditions to make what?
Thunderstorm
Why do so many tornadoes take place in the spring?
in the spring it is more likely for a front to form between continental polar and maritime tropical air masses
What do the weather map symbols H and L show?
air pressure
What do meteorologist do?
Study and try to predict weather
What type of atmospheric conditions are in the eye of a hurricane?
calmness
The collision of what two types of air masses produce a tornado?
continental polar and maritime tropical
What is formed when warm, moist air blows over colder land and over water?
lake effect snow
if a warm and moist air mass moves over your community, what will the weather be like?
warm and humid
What usually occurs because of a warm, humid air mass and cold, dry air mass meeting at the Earth’s surface?
Stormy weather patterns
What is released when a hurricane forms?
latent heat
What causes the weakening of a hurricane when it makes landfall?
friction between the storm and land and lack of warm, moist water
What should you do if a tornado is coming near your house?
seek shelter in basement or a room without windows.
What should you have at home in case of bad weather?
an emergency kit and fresh water
Why are weather forecasts not always correct?
Essay
What does an anemometer measure?
wind speed
What does a wind vane measure?
wind direction
What does the Saffir-Sampson scale do?
helps classify hurricanes
What is a cyclone?
centers of low pressure causing the atmosphere to be unstable. This can cause development of severe weather.
Maritime Polar Air Mass
cold, humid air mass that brings Fog
What is the name of the scale that is used to classify tornadoes?
Enhanced Fujita
Explain a continental tropical air mass.
Warm, dry air mass from Mexico.
What is an air mass?
a large body of air with similar temperatures and humidity.
