Explain how acceleration can be slowing down.
Calculate the impact force of a 50 kg object travelling at 100km/hr.
(Momentum = mass x velocity)
Calculate the momentum of a tennis ball of 50 g moving at a velocity of 25m/s.
Calculate the impact force of a 50 kg object travelling at 100km/hr.
(Momentum = mass x velocity)
Calculate the momentum of a tennis ball of 50 g moving at a velocity of 25m/s.