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Earth's Atmosphere

QuestionAnswer
What is the atmosphere? The layer of gases that surrounds Earth
Why is Earth's atmosphere important to living things? it provides all the gases that living things need to survive
What happens because of Earth's ability to trap energy from the sun? it allows water to exist as a liquid
What causes photochemical smog? interaction of pollutants and sunlight
What instruments measure air pressure? barometers
What happens to air pressure as you rise up in the atmosphere? it decreases
If you are climbing a high altitude why might you get out of breath easily? there is less oxygen in each cubic meter of air
What layer of the atmosphere does weather occur? troposphere
The ozone layer protects things on Earth from what? ultraviolet radiation
Which layer of the atmosphere protects Earth from meteoroids? mesosphere
What type of energy heats most of Earth's atmosphere? infrared radiation
When two substances touch and transfer heat it is called what? conduction
How does the heat from the sun reach you? radiation
Cold air having more density that warm air causes what to happen? convection
A difference in air pressure causes what? winds
What happens with global winds? they blow from specific directions over long distances
What is it called when Earth's rotation makes global winds curve? Coriolis effect
What layer of the atmosphere do people live? troposphere
21% of dry air is what? oxygen
What are Earth's major wind belts? trade winds, prevailing westerlies, polar easterlies
What is weather? The condition of Earth's atmosphere at a particular time and place
When water in the air mixes with sulfur oxides what forms? acid rain
Because air has mass, it exerts a force per unit area called what? air pressure
The layers of the atmosphere are classified according to what? temperature
Which layer of the atmosphere has energy from the sun striking gas molecules causing them to glow? ionosphere
How does energy travel through space to Earth? electromagnetic waves
What is it called when gases in the air trap energy radiated from Earth's surface? greenhouse effect
What are the 5 layers of the atmosphere in order? troposphere, stratosphere, mesosphere, thermosphere, exosphere
Within the stratosphere, what happens to the temperature as you go higher? it increases
Which layer of the atmosphere can satellites be found? exosphere
In which layer does the ozone protect us from UV? stratosphere
Created by: mklein51
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