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A single fixed pulley, such as a flagpole, changes the AMOUNT of the input force
axle
False
True
The ideal mechanical advantage of a wheel and axle
100%
False
fulcrum
combinations of simple machines
Compound machines are
axle
False
True
The ideal mechanical advantage of a wheel and axle
100%
False
fulcrum
combinations of simple machines
In a screwdriver, the handle is the wheel and the shaft is the _____________________
axle
False
True
The ideal mechanical advantage of a wheel and axle
100%
False
fulcrum
combinations of simple machines
The fixed point that a lever rotates around is called a(n)
axle
False
True
The ideal mechanical advantage of a wheel and axle
100%
False
fulcrum
combinations of simple machines
An inclined plane wrapped around a central cylinder is a LEVER
axle
False
True
The ideal mechanical advantage of a wheel and axle
100%
False
fulcrum
combinations of simple machines
You divide the radius of a wheel by the radius of an axle. What are you calculating?
axle
False
True
The ideal mechanical advantage of a wheel and axle
100%
False
fulcrum
combinations of simple machines
An Ideal machine has an efficiency of
axle
False
True
The ideal mechanical advantage of a wheel and axle
100%
False
fulcrum
combinations of simple machines
When you bite into a sandwich, your front teeth act as WEDGES.
axle
False
True
The ideal mechanical advantage of a wheel and axle
100%
False
fulcrum
combinations of simple machines
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