When you push against a wall with your fingers, they bend because they experience a force. Identify this force.
Solution Step 1 of 2 This given situation can be explained using newton's third law. That is, for every action force, there will be an opposite reaction force. Here in the given case, when the person push the wall, the fingers are applying a force on the wall. From third law, there will be an opposite reaction force,which is due to the contact force in opposite direction.