This book explains how the concepts of force, speed, velocity, mass, and friction work together during a roller coaster ride.

"The New York Times bestselling author of Viper Pilot chronicles another thrilling chapter in American aviation history: the race to break the sound barrier. In the aftermath of World War II, the United States accelerated the development of technologies that would give it an advantage over the Soviet Union. Airpower, combined with nuclear weapons, offered a formidable check on Soviet aggression. In 1947, the United States Air Force was established....

Covering the latest speed-reading techniques and tips, this breakthrough guide will help people read quickly and successfully no matter what they read-books, newspapers, magazines, e-mails, or technical journals.

Harry Tortoise is slow. He's very, very, very slow. He wants someone to play with. But everyone is so fast. Will Harry ever find a friend who is as slow as he is?

Examines facts about different kinds of energy.

Shortly after defeating the Thinker, Barry Allen/the Flash and his wife, Iris, were stunned by the arrival of their already grown, speedster daughter from the future, Nora. However, acclimating to their lives as parents won't be the only challenge they face, as season five pits Team Flash against Central City's latest scourge, the DC Super-Villain Cicada.

Thomas the Tank Engine's new friend Stephen used to be known as The Rocket, and with Thomas' help, he will be so again!

This book describes bullet trains, high-speed trains made of light metal with electric engines.

Captioned illustrations provide information about some of the world's fastest vehicles on land, sea, and in the air and describes recent record-setting attempts.