Investigation 1-2 Exam Notes

Investigation 1-2 Exam Notes - Atmosphere and Intro to...

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Atmosphere and Intro to Weather Exam Notes Mass and Weight Mass is the amount of matter in an object Weight is the force an object exerts because of gravity Proving that air has mass. Design an experiment-think about the syringes or using balloons to show air pressure and density Atmosphere Made up of air (mixed gases) Atmospheric Gases are mainly Nitrogen (78%) and Oxygen (21%) are also called Permanent gases because they remain constant in the atmosphere. Variable gases are also part of the atmosphere but are only found in troposphere level. They are Water Vapor and Carbon Dioxide. Ozone and Methane are also variable gases but exist in the stratosphere. The air gets thinner (less molecules) as you rise in the atmosphere but the ratio of the gases stays the same. The temperature drops as you rise in the atmosphere except in the Thermosphere where the temp can reach 1500 degrees Celsius. Layers from the ground level up are Troposphere, Stratosphere, Mesosphere, Thermosphere and Exosphere.
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Investigation 1-2 Exam Notes - Atmosphere and Intro to...

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