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| quantity that measures how much a machine multiplies input force to overcome output force |
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| equation for MA - distance |
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| slanted surface used to raise an object; multiplies distance you can move |
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| an inclined that moves as two inclined planes together |
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| an inclined plane wrapped around a central bar, or cylindar, to form a spiral |
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| a rigid bar free to pivot, or move about, a fixed point |
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| fixed point on a simple machine |
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| fulcrum is located between input & output forces |
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| fulcrum is on one end of the arm and the input force is applied to the other end |
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| mechanical advantage of less than 1; least efficient; human body contains these |
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| a modified lever; has a grooved wheel with a rope or chain running along the groove; point in the middle is fulcrum |
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| like 1st class levers, always have MA of 1 |
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| mechanical advantage greater than 1; less force needed with more ropes |
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| occurs when two wheels of different sizes rotate together; input force is applied to the larger wheel while the output force is the axle |
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| when a force causes a change in the position or the motion of an object in the direction of the applied force |
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| the rate at which work is done or energy is transferred |
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| capacity of a system to do work |
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| energy stored in an object |
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| energy of a moving object due to the object's motion |
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| 1/2 x mass x speed squared |
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| freezing & boiling point for fahrenheit |
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| freezing: 32 boiling: 212 |
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| freezing & boiling point for celcius |
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