A Brick Slides Across a Horizontal Rough Surface and Eventually

question 42

Multiple Choice

A brick slides across a horizontal rough surface and eventually comes to a stop. What happened to the kinetic energy of the brick?

• A) Nothing; it is still in the brick but is now called potential energy.
• B) It was converted to other energy forms, mostly heat.
• C) It was converted to a potential energy of friction.
• D) It was simply destroyed in the process of stopping.

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