Question

you push against a wall and the wall is pushing back on you.
newtons 3rd law of motion
newtons 1st law of motion
newtons 2nd law of motion

Explanation:

Newton's 3rd Law of Motion states that for every action, there is an equal and opposite reaction. In the scenario "You push against a wall and the wall is pushing back on you", the push on the wall is the action, and the wall pushing back is the reaction. This directly aligns with the 3rd Law.

Answer:

Newton’s 3rd Law of Motion