Question

URGENT HELP NEEDED!!!

A certain planet is impacted by a large asteroid, which sends molten rock flying into space. Two spheres of the molten rock are moving in the same direction. One sphere has a mass of 135 kg and a velocity of 95.0 m/s in the positive y-direction. The other sphere has a mass of 290 kg, and a velocity of 24.0 m/s in the positive y-direction. If the two spheres collide, and fuse together, what would be the velocity of the combined sphere?

77.4 m/s in the negative y-direction

59.5 m/s in the positive y-direction

62.2 m/s in the positive y-direction

46.6 m/s in the positive y-direction

Answer 1

46.6 m/s in the positive y-direction.

Step-by-step explanation: