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Science Chapter 13.1

Science Chapter 13.1 flashcard

TermDefinition
What is makes up 78 percent Earth's atmosphere? Nitrogen
How is Nitrogen released into the air? By volcanoes and decay.
What is a layer of gases surrounding a planet or other body in space? An Atmosphere
Mars doesn't have enough what to trap the heat from the sun? atmosphere
What is mars average temperature? -67 degrees F
What is the coldest temperature on Mars? -207 degrees F
Overtime what breaks down carbon dioxide, uses carbon to build the organism, and releases oxygen into the air? Photosynthesis
What is a measurement of the force of air molecules in the atmosphere are given altitude? Atmospheric pressure
What is an instrument that measures atmospheric pressure? Barometer
The molecules closest to the Earth's surface are what? packed together very closely.
They are this because this means what? pressure is lower the higher up you go into the atmosphere!
What is Boyle's law? When the pressure goes up.
anytime we apply gas laws the temperature must be convert to?? Kelvin
What is Charles Law? The volume goes up and the temperature goes up the temperature decreases the volume decreases.
An example of Charles Law is what? A hot air balloon!
The pressure of a gas is changed by what? a temperature change
what happens when If the mass and volume kept constant? the pressure goes up when the temperature goes up, and down when the temperature goes down.
Created by: Hunter Ross
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