A 500kg spacecraft was traveling through space at a constant velocity when it fires its rocket engine. The engines produce a 1000N of thrust. The space craft was traveling at 400 m/s after 100 seconds.

Question

A 500kg spacecraft was traveling through space at a constant velocity when it fires its rocket engine. The engines produce a 1000N of thrust. The space craft was traveling at 400 m/s after 100 seconds.  
What is the rate of acceleration for the space craft?

oobleck · Accepted Answer

F = ma 1000 = 500a a = 2 m/s^2 Extra credit: how fast was it going before the burn?