Atmosphere - the thin layer of gases that surrounds a planet, Air Pressure - The force that is caused by the weight of air pushing down on an area., Mountain Top - A place where air pressure is lower, Valley - A place where air pressure is higher, Barometer - An instrument that measures air pressure, High Pressure - Brings fair, sunny weather (happy weather), Low Pressure - Brings stormy weather (lousy weather), Water Vapor - Water in its gas form, Millibars - The unit often used to measure air pressure, Pressure - A force pushing over an area, High Wind - Shown on a map by isobars close together, High pressure to Low pressure - The direction air always moves, Isobars - Lines on a weather map that show areas with the same air pressure, Force - something that pushes or pulls on something else, Gravity - the pulling force that pulls everything toward the Earth's surface, Updraft - Rising air (uplift force), Equilibrium - When two forces in opposite directions are the same,

Pressure and Forces

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تضمين

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النمط البصري

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