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Unit 3: Introduction to energy

500 possible mastery points

About this unit

We know how it feels to be energetic—but what is energy exactly, and how we can investigate it? Learn about the theory of energy, the different macroscopic forms it takes, and how the forms of energy are tied together at the microscopic scale.

Heat. Light. Motion. Are these all really the same thing?


Level up on the above skills and collect up to 160 Mastery points
Why do magnets feel stronger when you hold them closer together?
We explain everything else at the microscopic level, why not energy?
Level up on the above skills and collect up to 240 Mastery points
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Unit test

Level up on all the skills in this unit and collect up to 500 Mastery points!