Weather Systems
weather tools
severe weather
Atmosphere & Weather grab bag
Levels of the Atmosphere
Make-up of the atmosphere
Review of Previous Units/Preview of Future Units
100
On a weather map, a red line with semi circles means__
Warm front
100
What does a thermometer measure?
temperature
100
Which form of severe weather occurs when, in a low pressure system, warm air starts to spin upwards in a funnel cloud?
A tornado
100
As you go higher and higher in the troposphere, what do temperature and air pressure both do?
decrease
100
In which layer of the atmosphere does most weather happen?
troposphere
100
What are clouds made of?
Water vapor
100
Which are denser: planets closer to the sun or planets farther from the sun?
closer to the sun
200
On a weather map, a blue line with triangles means__
A cold front
200
What does a weather vane determine?
Which direction the wind is blowing
200
Which form of severe weather occurs when a cold air mass forces its way underneath a warm air mass, creating a culumonimbus cloud?
A thunderstorm
200
On a weather app, how is relative humidity displayed?
A percentage
200
Which layer of the atmosphere is the warmest?
thermosphere
200
What is the most common gas in the air we breathe?
Nitrogen
200
Name three types of renewable energy.
Answers may vary
300
What kind of weather system produces a clear, sunny day?
A high pressure system
300
What does a barometer measure?
Air pressure
300
What form of severe weather occurs in a long period of high temperatures, high air pressure, and low humidity?
A drought
300
How does increasing temperature affect the density of a mass of air?
It decreases the density
300
Which layer of the atmosphere contains a gas that absorbs ultraviolet radiation?
The stratosphere
300
What do we call the amount of moisture or water vapor that is in the air?
humidity
300
The number of ____________ in the nucleaus determines which element a particular atom is.
protons
400
What kind of weather system or front tends to produce a thunderstorm?
A cold front and decreasing air pressure
400
What is a sling psychrometer used to determine?
relative humidity (or water vapor)
400
Which form of severe weather forms when a low pressure system is over warm, tropical waters and picks up heat and moisture?
A hurricane
400
This phenomenon impacts both ocean and air currents, leading to the deflection of the movement of fluids
The Coriolis effect
400
Which layer of the atmosphere is the one in which meteors burn up?
mesosphere
400
What gas in the atmosphere is very good at shielding the Earth from UV rays?
(Extra 200 points if you can give it's chemical formula)
Ozone (O3)
400
Define an ecosystem:
A geographic area containing biotic organisms, and the abiotic factors that they interact with.
500
What kind of weather system ore pressure area produces the clouds in a vertical funnel, which can lead to the formation of hurricanes or tornadoes?
A low pressure system
500
What does an anemometer measure?
Wind speed
500
What part of the United States typically sees the most tornados?
Tornado Alley/The Great Plains
500
What do we call the common occurrence when, in cooler temperatures, water vapor forms stratus clouds close to the ground?
Fog
500
Name the first four layers of the Earth's atmosphere in order, starting with the one closest to Earth and ending in the one that is farthest from Earth, along with how temperature in the layer changes with increasing altitude.
troposphere, stratosphere, mesosphere, thermosphere
(decrease, increase, decrease, increase)
500
What do you call small bits of matter in the air that water vapor forms around when it condenses? What units can we use to describe the amount of these bits of matter in the air?
particulates or particles; ppm/ppb
500
What do we call a scenario in which a celestial body blocks light from a source such as the sun?
An eclipse