Issac newton
which law is it ?
Newton's 1st law
Newton's 2nd law
Newton's 3rd law
100

what book did Sir Issac Newton wrote ? 

Philosophiae Naturalis Principia Mathematica 

100

if an object stays at rest unless act upon by an unbalance force , which law is it? 

first law of motion.

100

what is inertia ?

the tendency of remaining not moving 

100

what does Newton second law states about the force necessary to move an object ?

the less the mass the less force needed.

100

every force has a what ?

an equal or opposite reaction.

200

what theory that Issac Newton develop ?

the theory of gravity.

200

if the amount of force necessary for an object depending on its mass , which law is it ?

second law .

200

an object at motion will stay at motion unless.......

Unless a net force acts on it.

200

what is the definition of momentum ?

the product of mass and velocity.

200

Action equals ? 

reaction.

300

apart of being a scientist , what other thing was Sir Isaac Newton ?  

A mathematician .