Physics

Learn the fundamentals of how the universe works by exploring the effects of gravity, energy, and the other physical forces that happen all around us. You can earn a free certificate of completion for any of these online Physics courses, or use them to earn credit in leading college programs.

In our Physics courses, you will learn to:

• solve dimensional kinematics problems and describe the effects of gravity on an object's motion;
• analyze situations involving simple harmonic motion;
• use Maxwell's equations to explain some of the properties of electromagnetic waves; and
• explain the postulates and consequences of the special and general theories of relativity.