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Energy cannot be created out of nothing, nor can it be completely destroyed. Energy can only change its form.
a reaction force that pushes an object forward
The amount of energy that is stored in an object is its kinetic energy.
to use a tool to learn more about the volume, length or weight of an object
a pull or push that is applied to an object
the amount of matter in an object
an object's mass divided by its volume
a change in the position of an object compared to another object