no
ok
cuz people r fat
pulleys, levers, pendulums
They were invented a long time along time ago.
They are both Simple Machines
Pulleys and levers, and wedges. Answer: Simple machines
A bicycle consists mainly of Wheel and axles, levers, screws
the similarities are that both of them are your dad and the difference are that one of them have a bigger
simple machiens are the thing which reduce human effort
Both are simple machines
the categories are levers, wheel and axel , pulleys,wedges, inclined planes, and screws.