Some of the basic concepts involved in the general theory of relativity.
Watch a clock slow down in the strong gravitational field near the event horizon of a massive black hole.
Discusses Albert Einstein's theories of relativity and how observations are relative to the velocities of the observers.
Reviews conceptual understanding of the special theory of relativity.
This is an activity for students to complete while reading the Concept: The Theory of General Relativity
Discover why it is more difficult to synchronize clocks than you think.