Object A with a mass of 500 kilograms hits stationary object B with a mass of
920 kilograms. If the collision is elastic, what happens after the collision?

Both object A and object B move forward but with different velocities.

Object A and object B stick together and move forward together.

Object B moves forward, but object A moves backward.

Object A stops and object B moves forward.

The field lines around one end of a bar magnet are shown below based on the diagram, what can you conclude about the pole of the magnet? a.is a south pole because the field hnes spread out from this end b.a north pole because the field lines spread out from this end c.a nouth pole because the field lines enter the magnet at this end d.is a north pole because the field lines enter the magnet at this end