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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? |