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### 25 Cards in this Set

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 A hydraulic system______ pressure? Multiplies Standard air pressure is __________ inches of mercury. 29.92 When a driver rises to the surface from a great depth in the ocean, she is going from _____ to ______pressure. High to Low The foward force on a plane that helps it gather speed in order to take off is known as ________. thrust In a Hydraulic system, pressure is transmitted ______ in all directions through a ________. Equally, liquid A manometer measures _______ _______? liquid pressure Suction in a suction cup occurs b/c of ________ air pressure? unequal The air pressure on top of Mt. Everest is ______ than the air pressure on the bottom? Lower What is the reason an airplane is able to fly? Bernoulli's Principle The air resistance on plane during take off is called _________? drag As the speed of fluid increases, it's pressure ___________? decreases The force that is on the bottom of the wing during take off is called _______? lift The pressure on a plane's wing is greater on the _____ of the wings and less on the ____? Bottom, top As you go deeper in the ocean the pressure _______? increases As you go higher in elevation, pressure _______? decreases What type of weather will occur if a Low Pressure system is present? wet, moist conditions What type of weather will occur if a High Pressure system is present? dry, fair weather Why does air have pressure? B/c of the wieght of the colum of air going up in the atmosphere Fluids can be both _____ and ______? liquids and gases Streamlining an airplane reduces _________? Drag Manometer measures? pressure of water Barometer measures? pressure of air _______/------/_______ ___A___ B ___c___ /------/ A= Faster B= Slower C= FAster The principle behind hydraulic devices is that pressure is transmitted equally in all directions in a _______ Liquid 1. Barber chair 2. Backhoe shovel 3. Car breaking system 3 Examples of a Hydraulic