Click to select the correct answers. Click again to unselect answers. Leave the incorrect answers unselected.

What do you know about the law of conservation of energy? Check all the statements that are true according to this law.

The total amount of mass in a system remains constant regardless of the changes that take place in that system.
Energy is neither created or destroyed; it only changes form.
Half-way down the ramp, PE = 50J and KE = 50J.
In this energy pyramid, all the energy from level is transferred to the next level.
In a closed system, i. e., a system that isolated from its surroundings, the total energy of the system is conserved.