Question

What's newton's third law of motion

Answer 1

"For every action, there is an equal and opposite reaction."

Answer 2

Welcome to OS btw, and I you were on wrong section.
Move on Physic subject :))

Answer 3

For every action, there is an equal and opposite reaction.
For example see the attached image in that
In case of inflated balloon, the air rushing outward is action while the balloon going upward is reaction.

Reference: http://physics.tutorvista.com/motion/newton-s-laws-of-motion.html

Answer 4

for evry action ,there is an equal and opposite reaction

Answer 5

My fav newton's law :p