Answer:
Same, 50N
Explanation:
According to Newton's third law, any force exerted on an object is exerted back with the same magnitude. The magnitude of the action force is the same as the magnitude of the reaction force. In the example, the chair would be pushing back with a magnitude of 50N.
I hope this answer helps.
Yes.
<em>The sun emits all colors of the rainbow more or less evenly and in physics, we call this combination "white". That is why we can see so many different colors in the natural world under the illumination of sunlight. If sunlight were purely green, then everything outside would look green or dark.</em>