Back to Conservation of Energy (ELL)

Study Guide

Quick meanings for every word. Pair terms with visuals to support newcomers.

WordMeaning
Closed SystemA system where no matter can get in or out.
Conservation of EnergyThe rule that energy cannot be made or destroyed, only moved or changed into another form.
Energy TransferEnergy moving from one object or place to another.
Energy TransformationEnergy changing from one form into another.
Kinetic EnergyThe energy of motion. Faster or heavier objects have more.
Open SystemA system where matter can move in and out.
Potential EnergyEnergy associated with the positions or arrangements of interacting objects or particles.
Thermal EnergyEnergy associated with the random motion and interactions of particles in matter; it depends on the amount, type, and state of the material as well as its temperature.