Simple machines
by: Dylan Riggs

There are inclined planes( ex: slide), 3 types of levers(ex:1,scissors,2,wheelbarrow,3,your arm), a pulley(ex: an old fashioned scale), a wheel and axle(ex:bicycle), a wedge (ex:an ax), and a screw(ex: a lid.)

Formulas: lever= MA=d1/d2, wheel and axle: MA=Rw/ra, inclined plane:MA=l/h, pulley:MA=2 n, wedge:MA=l/w, screw:MA=d/l

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