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fluids
physical science, air, hydraulics, liquid
Term | Definition |
---|---|
imagineering | imagine and engineering put together |
Disney World | where was the amusement park in video |
Walt Disney | who was founder of Disney World |
fluid | material that can flow from one area to another |
approximately 70 % | how much of the surface of the world in water? |
approximately 18 miles | how much of the atmosphere surrounds earth? |
magma - melted rock | what fluid is in the center of the earth? |
high pressure to low pressure | what direction does any fluid move? |
gravity | what force pulls fluids toward the center of earth? |
Interior | inside something |
exterior | outside something |
hydraulics | moving fluid to create pressure on something |
huge models of dinosaurs | What did the hydraulics move in the Disney World theme park? |
equal in all directions | what directions does pressure come from? |
hydraulics multiplies the pressure used | how do hydraulics work? |
pistons | what are the tools used in hydraulics that are cylinders? |
displacement | moving something out of the way |
buoyancy | weight of object weighs equal to the amount of liquid it is moving so it floats |
sinks | weight of object weighs more than amount of liquid so it falls to bottom |
boats are made bigger to displace more water | why does a boat float if it is heavier than water? |