person at 2G’s would have the perception of 140kg and at 3G’s it would feel like 280kg. Whereas with negative G’s, the body feels weightless – at the top of the hills.
Newton’s Third Law: (Action/reaction). For every action (force), there is an equal and opposite reaction. For example, as your body is pushed down into the seat of the rollercoaster, the seat pushes back.
Newton’s Laws permiate throughout engineering and science fields and are still current in today’s practice. It was Dr John Stapp, a
Australasian Journal of Neuroscience , ISSUE 1, 24–29