Pressure Systems and Scenarios
What kind of weather can be expected with a low pressure system?
cloudy, precipitation, stormy weather
True or False? A stationary front brings ran for days.
True
What divides the hemispheres?
The equator
What means rain in for clouds?
Nimbo
What instrument measures the amount of heat in the air?
Thermometer
What kind of weather can be expected with a high pressure system?
Clear, fair, sunny weather
How happens when a warm front forms?
Forms when a moist, warm air mass slides up and over a cold air mass. Brings warmer weather.
What is a hemisphere?
Half of the globe
How do clouds form?
Clouds form when water vapor condenses in the cooler atmosphere
True or false. An anemometer measures air pressure.
False
Jeff lives in Miami, Florida. He looks out of the window and sees there is a storm coming. He checks the weather channel. What kind of weather system can he expect to see?
A low pressure system
What happens when a cold front forms?
Forms when a cold air mass pushes under a warm air mass and forces the warm air mass to rise. Cooler weather comes afterward.
True or false. The seasons are opposite in the southern hemisphere.
True
What types of clouds are there?
Nimbostratus, stratus, cumulus, cumulonimbus, and cirrus
What instrument measures wind speed?
Anemometer
Selena is on vacation and she wants to go to the beach. What kind of pressure system can she hope to see on the weather map?
High pressure system
What weather is to come if a warm front is near?
Precipitation and often brings a low pressure system
Which type of clouds mean change is coming and are made of ice crystals?
Cirrus clouds
What does a wind vane measure?
wind direction
Chris looks outside and sees a lot of dark clouds. he is looking forward to jumping in muddy puddles. What pressure system is about to pass by?
Low pressure system
What is a stationary front?
When a warm and cold front meet but neither takes over the other.
What is the difference between a hemisphere and the atmosphere?
A hemisphere splits the earth in two. The atmosphere is the air around the globe.
What type of cloud is fog?
Stratus cloud on the ground
Which tool measures the amount of precipitation that has fallen?
Rain Gauge