Learn the basic physics concepts that keep you in your roller-coaster cart and your cart on the track through the death-defying plunges and hairpin turns. What is the difference between speed and velocity? What is the formula for Gravitational Potential Energy? What is the Law of Conservation of Energy? What is friction? What is acceleration? How do you engineer a roller coaster? The answers to all of these questions and more are covered in depth with detailed graphics, diagrams and exciting video. On-screen, multiple-choice reviews at the end of each segment reinforce important concepts and make learning fun.