Problem: A rolling billiard ball collides with another billiard ball. That billiard ball (defined as the system) stops rolling after the collision. Identify the energy exchange and the sign of ΔE for the system.A. work; - ΔEB. work; + ΔEC. heat; - ΔED. heat; + ΔE

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A rolling billiard ball collides with another billiard ball. That billiard ball (defined as the system) stops rolling after the collision. Identify the energy exchange and the sign of ΔE for the system.

A. work; - ΔE

B. work; + ΔE

C. heat; - ΔE

D. heat; + ΔE