levers

three types of lever

class 1 , 2 , 3

four parts of a lever

levers are riged structures such as a bone

three thing that are needed for a lever

falcrom

efflort,force

falcron

load

the bottom of the head and the top of the spinal cord

1,2,3 FLE

load

this moves the joints

the wight you will be carrying

effort

applied to the muscles that helps move the load

example of first class levers is a pull back in rowing

the wheel borrow the wheel is the fulcrum and the load is in the barrow and you are the effort.

when you jump that is a second class lever

the shovel thired class lever bicep curls

mechanincal advantage