Simple Machines Question

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WORD BANK

ramp

$" "$ wedge

$" "$ screw

$" "$ tension

$" "$ efficiency

$" "$ output force

$" "$ lever

$" "$ fulcrum

$" "$ gear

$" "$ machine

$" "$ output arm

$" "$ wheel and axle

$" "$ gear ratio

$" "$ input force

$" "$ ideal mechanical advantage

$" "$ block and tackle

$" "$ mechanical advantage

Grade 11 Simple Machines

The ratio of the radius of a wheel to the radius of its axle is the ideal mechanical advantage of that wheel-and-axle system.