GO AWAY UNLESS YOUR NAME IS PANSY PARKISON (The third and fourth ones are what my friend thinks his name is)

hujjujddf

grav forces affect all objects magnetic forces affect magnetic objects and electric currents

the chart show the masses and velocities of two colliding objects that stick together after a collision.

according to the law of conservation of momentum, the momentum of the object after the collision is  

answer

1,500

kg • m/s.