Spaceship 1 and Spaceship 2 have equal masses of 300 kg. Spaceship 1 has a speed of 0 m/s, and Spaceship 2 has a speed of 4 m/s. What is the magnitude of their combined momentum?

Answer 1

Spaceship 2 has it all:) 300*0 = 0
300*4 = 1,200 kg m/s

Answer 2

2 m/s

Answer 3

you are both wrong it is 1800kg-m/s

Answer 4

goofies its 3m/s