Complex Machines V. History I. Introduction Print section Machine , simple device that affects the force , or effort, needed to do a certain amount of work .
(simple device; affects; the force) (Complex Machines V. History I. Introduction Print section Machine; needed; to do a certain amount of work) Context(Complex Machines V. History I. Introduction Print section Machine needed,List([0, 124))):(Complex Machines V. History I. Introduction Print section Machine; needed to do; a certain amount of work)
Complex Machines V. History I. Introduction Print section Machine needed,List([0, 124))
simple device Complex Machines V. History I. Introduction Print section Machine Complex Machines V. History I. Introduction Print section Machine
affects needed needed to do
the force
to do a certain amount of work
a certain amount of work