When a ball is dropped it bounces and then rises. The ball rises to 90% of the height from which it is dropped. The ball is dropped from a height of 4m. A) calculate the height of the rises after the first bounce. B) calculate the height of the rise after the second bounce. The ball carries on bouncing each time rising to 90%of the last rise C) for how many bounces does it rise to height greater than 1m