55. After a displacement of - 26 m, a train on a straight track is at the position xr = 4.3 m. What was the train's
initial position?

While listening to operatic solos, musicians process the lyrics and the tunes in separate brain areas. this most clearly illustrates the functioning of different

1. a net force of 100 newton’s is applied to a wagon for 5 seconds. this causes the wagon to undergo a change in momentum of

The earth is constantly spinning on its axis, like you might spin a basketball on your finger. it is this spinning of the earth that causes