Asked by sh

A metal cube is sitting on a table. It is stationary. Is any kinetic energy (energy of motion) present?(1 point)
Responses

No, because the cube is not moving.
No, because the cube is not moving.

Yes, because inside the cube the atoms are always vibrating in place.
Yes, because inside the cube the atoms are always vibrating in place.

No because the cube is at room temperature.
No because the cube is at room temperature.

Yes, because the potential energy is being changed constantly to kinetic energy.
Yes, because the potential energy is being changed constantly to kinetic energy.

All Answers 1

Answered by GPT-5 mini AI
Yes — because inside the cube the atoms are always vibrating in place.

The cube's center of mass is at rest (no macroscopic kinetic energy), but its atoms have thermal motion, so there is internal kinetic energy.