Consider a situation where you carry a 20-N box up a flight of stairs, raising its elevation by 5 m.
When the box hits the floor its kinetic energy is converted into internal energy.

Question

Consider a situation where you carry a 20-N box up a flight of stairs, raising its elevation by 5 m. 
When the box hits the floor its kinetic energy is converted into internal energy.

Quizplus · Accepted Answer

When the box hits the floor, its kinetic energy is transformed into internal energy due to the impact, causing deformation and heat generation.

Consider a Situation Where You Carry a 20-N Box Up