Aball having momentam p hits a ball and its momentam become -p. what is the change in the momentam of the ball?

final p - start p = change p

p - (-p) = 2p (used in gas theory)

false

explanation:

boats, things on boats luggage are way more heavy then water.

the first american roller coaster was the mauch chunk switchback railway, built in the mountains of pennsylvania in the mid-1800s. the track, originally built to send coal to a railway, was reconfigured as a "scenic tour."