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Chp 1 sect 1,2&3
Weather and atmosphere study stack
Question | Answer |
---|---|
Weather | The condition of earth's atmosphere at a particulate time and place |
Atmosphere | The envelope of gases that surrounds earth |
Ozone | A form of oxygen that has three oxygen atoms instead of two |
Water vapor | Water in the form of a gas |
Density | The amount of mass of a substance in a given volume |
Pressure | The amount of force pushing on an area |
Air pressure | The pressure that is caused by the weight of a column of air pushing down on an area |
Barometer | An instrument used to measure changes in air pressure |
Mercury barometer | An instrument that measures changes in air pressure, consisting of a glass tube particularly filled with mercury, with an open end resting of a dish of mercury |
Aneroid barometer | An instrument that measures changes in air pressure without a liquid |
Altitude | Elevation above sea level |
What are the layers of the atmosphere | Troposphere, stratosphere,mesosphere,thermosphere which consists of the ionosphere and the exosphere |
Troposphere | The lowest layer of earths atmosphere |
Stratosphere | The second lowest layer of earths atmosphere |
Mesosphere | The layer of earths atmosphere immediately above the stratosphere |
Thermosphere | The outermost layer of earths atmosphere |
Ionosphere | The lower part of the thermosphere |
Exosphere | The outer layer of the thermosphere |
Name a characteristic of the troposphere | Lowest layer, weather happens, second coldest |
Name a characteristic of the stratosphere | Ozone layer located here |
Name a characteristic of the mesosphere | Coldest, meteoroids burn up here |
Name a characteristic of the thermosphere | Highest, hottest |