2*3-m*3=(2+m)3
6m=6-6
mass m= neg
Toy 1, which has a mass of 2 kg, is moving to the right at 3 m/s, and Toy 2, whose mass is unknown, is moving to the left at 3 m/s. After the two toys collide, each object's speed is 3 m/s. What could be Toy 2's mass (choose 2 answers)?
A. 1 kg
B. 3 kg
C. 2 kg
D. Negligible mass
3 answers
Would there also be a second answer? I didn't include that it was a head-on collision.
No second answer