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AP Physics 1
3.4 Conservation of Energy
3.2 Work
IntermediateMCQConceptual14.1k
Sled sliding on a rough surface with two possible system boundaries.
Sled sliding on a rough surface with two possible system boundaries.
A sled is given an initial horizontal velocity along a rough, horizontal snowy surface and eventually slides to a stop. A student models this situation using two different system definitions:

System 1: The sled only
System 2: The sled and the snowy surface

Which of the following correctly describes the energy of the specified system as the sled slows down?

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