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simple machines - Coggle Diagram
simple machines
lever
1st order 2nd 3rd
three types of lever
terms
effort arm
load arm
distance between the load and the fulcrum
fulcrum
fixed point about which the lever moves
load
weight to be lifted or moved
effort arm
distance between effort and the fulcrum
input
output
effort
force to be applied
law of levers
load x load arm= effort x effort arm
a pulley
single fixed pulley single movable pulley
device that makes work easier with less effort
avoid the dangerous tasks
applying effort in one convenient point and producing effect at some other point
less effort
change the direction of force
inclined plane
screw
wedge
wheel and axel