biomechanical principles Flashcards
1
Q
what is newtons first law
(inertia)
A
a body will remain in a state of rest or uniform motion unless acted on by an external or unbalanced force
2
Q
what is newtons second law
(acceleration)
A
a bodys rate of change in momentum is proportional to the size of the force applied and acts in the same direction of the force applied
2
Q
what is newtons third law
(reaction)
A
for every action force applied to a body there is an equal and opposite reaction force
