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Science Vocab Test
This is a StudyStack for the Science Vocab Test
Term | Definition |
---|---|
gravity | the force that objects exert on each other because of their mass |
orbit | the elliptical path of an object in space as it moves around another object due to gravity; to revolve around, or move in an orbit. |
weight | the force of gravity on an object |
air resistance | the fluid friction due to air |
fluid | a substance that can flow easily, such as a gas or a liquid |
friction | a force resists the motion between two surfaces in contact |
pascal | the unit used to measure pressure |
pressure | a measure of how much force is acting on a certain area; how concentrated a force is |
Bernoulli's principle | a statement that describes the effect of movement on fluid pressure |
buoyant force | the upward force on objects in a fluid, often called buoyancy |
pascal's principle | a statement that says when an outside pressure is applied at any point to a fluid in a container, that pressure is transmitted throughout the fluid with equal strength |