Posted by **Zach** on Monday, November 30, 2009 at 2:14pm.

A 120 g ball moving to the right at 4.2 m/s catches up and collides with a 450 g ball that is moving to the right at 1.2 m/s. If the collision is perfectly elastic, what are the speed and direction of each ball after the collision?

- Physics -
**Ned Donaldson**, Thursday, November 14, 2013 at 7:04pm
.12(v1)+.42(v1+3)=

## Answer This Question

## Related Questions

- Physics - In one dimension, a 12 kg ball moving to the right at 9 m/s collides ...
- Physics - A 6.00 kg ball (ball 1), moving to the right at a velocity of +1.00 m/...
- physics please help - A 5.00 kg ball (ball 1), moving to the right at a velocity...
- Physics - In one dimension, a 5g ball is moving to the right at 7 m/s collides ...
- physics please help me - A 5.00 kg ball (ball 1), moving to the right at a ...
- physics please help - A 5.00 kg ball (ball 1), moving to the right at a velocity...
- physics - A 0.060 kg tennis ball, moving with a speed 2.50 m/s, collides head on...
- PHYSICS - Two balls of identical sizes but different masses moving exactly along...
- Physics - A 5 kg ball is moving 4m/s to the right when it collided least ally ...
- physics help - A 5.00 kg ball (ball 1), moving to the right at a velocity of +4....

More Related Questions