A 500?g block traveling at 60 cm/s slides onto a 1?kg cart as shown. The block stops sliding before reaching the end of the cart
The final speed of the cart is closest to:
1.0
2.10 cm/s
3.20 cm/s
4.30 cm/s
5.40 cm/s
6.50 cm/s
7.60 cm/s
8.impossible to determine
3
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