click below
click below
Normal Size Small Size show me how
Earth Science-Nate
Term | Definition |
---|---|
Air Pressure | The weight of air pressing down on the Earth. |
Altitude | Height above sea level. |
Atmosphere | Blanket of gases surrounding a planet. |
Composition | The parts that make up a system. |
Density | The number of molecules in the same amount of space. (mass per unit of volume) d=m/v |
Ozone | A gas made up of three oxygen molecules. |
Ozone Layer | A layer of O-3 in the atmosphere. In the upper atmosphere, it absorbs ultra-violet rays, thereby preventing them from reaching the Earths surface |
Properties | Features that describe and define an object. |
Temperature | a measure of the warmth or coldness of an object or substance with reference |
Exosphere | The fifth layer of the atmosphere extending into space |
Mesosphere | Called the "Middle Atmosphere" it is the coldest layer of the atmosphere |
Stratosphere | This layer is where the jets fly , also where ozone layer is found and it is drier |
Thermosphere | The temperatures are very hot in this layer because the temperatures increase with the altitude |
Throposphere | Layer of the atmosphere closest to Earth where weather occurs and planes fly |
Deposition | The process of water vapor changing from gas directly into a solid |
Dew Point | The temperature at which water vapor will start to condense into liquid water |
Evaporation | The process of a liquid changing to a gas |
Fog | Clouds that form at the surface of the Earth |