Read each question carefully. Show all your work for each part of the question. The parts within the question may not have equal weight. Spacecrafts A and B are flying parallel to each other through space and are next to each other at time t=0. For the interval 0
(a) At t=0, is the speed of spacecraft A greater than, less than, or equal to the speed of spacecraft B?

Greater than Less than Equal to

Justify your answer.