What does the internal energy of the body depend on?

The greater the body mass m, the more particles (molecules) are contained in this body, and the greater the total energy of these particles.

Depending on the state of aggregation, the speed of particles (molecules) of the body is different: slower molecules in solids, slightly faster in liquids and chaotically moving in gaseous bodies.

The higher the temperature of the body, the greater the speed of movement of its molecules, the greater their kinetic energy, and the greater the internal energy of the body.

Therefore, the correct answer is: from all options.



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