Earth Science B Layers of the Atmosphere Quiz Flashcards
What does the ozone layer protect us from?
Harmful UV radiation
What layer of the atmosphere do we live in?
Troposphere
Higher temperatures will lead to _______ pressure?
Low
What is a pause?
A boundary that separates two layers of the atmosphere.
What does low pressure and rising air lead to the formation of?
Clouds
What is the layer of the atmosphere where the ozone layer resides?
Stratosphere
During the daytime at the beach, you will experience a ______ breeze.
Sea
Air pressure will sharply ______ with increased elevation.
Decrease
What are the two main gases in our atmosphere?
Nitrogen and Oxygen
What are the percentages of gases in the atmosphere?
78% - Nitrogen
21% - Oxygen
1% - All other gases
High-pressure leads to _____ weather and clear skies.
Fair
Winds will always move from areas of _______ to _____ pressure.
High, low
Temperatures _______ the higher you get in the troposphere.
Decrease
What causes the temperature within the stratosphere to increase?
Ozone layer
Air that is ____ will lead to low pressure?
Rising
All of our ____ takes place within the troposphere.
Weather
What force holds the atmosphere around Earth?
Gravity
Air that is _____ will lead to high pressure.
Sinking
Air pressure is the _______ of the atmosphere pressing down on the earth’s surface.
Weights
True or false: Parcels of air can vary greatly?
True
What does temperature do in the thermosphere?
Rises
What will affect composition?
Water vapor
What happens to temperature and pressure in the troposphere?
Temperature and pressure decrease with altitude.
What happens to the temperature in the stratosphere?
Temperature increases with altitude.
What happens to the temperature in the mesosphere?
Temperature decreases with altitude.
What is air pressure?
The weight of the atmosphere pressing down on the surface of the Earth.
What is air pressure measured in?
Milibar/PSI/atm.
Where will you experience the greatest amount of pressure?
On the surface of the Earth.
In low pressure is air heated or cooled?
Heated
In low pressure is volume increasing or decreasing?
Increasing
In low pressure is density increasing or decreasing?
Decreasing
In low pressure is air rising or sinking?
Rising
In high pressure is air heated or cooled?
Cooled
In high pressure is volume increasing or decreasing?
Decreasing
In high pressure is density increasing or decreasing?
Increasing
In high pressure is air rising or sinking?
Sinking
Is sinking air less or more dense?
More dense
Can clouds form under high pressure?
No
What is the weather in high pressure?
Fair
What are the 3 factors affecting pressure?
Elevation, temperature, and humidity.
How does wind blow?
From high to low pressure.
When is the wind faster?
When there is a big difference in the pressure.
What is a sea breeze?
Wind coming from the water.
Does warm air above the land rise or sink?
Rise (low pres)
Does cool air above the land rise or sink?
Sink
What is land breeze?
Wind coming from the land.
Does warm air above the water rise or sink?
Rise
Does cool air above the land sink or rise?
Sink (high pres)
Is the land warmer or cooler during the day?
Warmer
Is the land warmer or cooler during night?
Cooler
Is the sea warmer or cooler during day?
Cooler
Is the sea warmer or cooler during the day?
Cooler
