gravity

Through an engaging, easily accessible approach, the origins, dynamics, and ultimate fate of black holes are thoroughly unraveled.

This book will help students understand the observational evidence supporting the Big Bang theory and speculate on the ultimate fate of the universe it implies.

Introduces beginning readers to gravity.

"What keeps us from floating away? Earth's gravity! This invisible force keeps our feet on the ground and the moon in our sky. This title introduces young students to the awesome power of gravity, on our planet and in the black holes in galaxies far away"--Provided by the publisher.

Jumping from a long way up is incredibly dangerous. That's why BASE jumping is a sport saved for the experts. These amazing athletes take leaps from fixed places like antennas and bridges and feel the wind through their hair before using safety equipment like parachutes to make it back to Earth without harm. Sometimes these daredevils will don wingsuits and actually fly while they fall back to earth.

"Each book in the My Science Fun series includes a simple experiment for the earliest readers. This book features step-by-step instructions on playing with gravity while encouraging further exploration on the topic. Simple sentence structure and word usage help children develop word recognition and reading skills."--.

"This book looks at the historical controversies that surround the theory of gravity and tells the stories of the scientists who worked on the theory. It also examines how they arrived at the theory of gravity, how it was tested, and what impact the theory has had on our understanding of science today"--Publisher.

Provides an in-depth look at the development of Copernicuss theory, the effect it had on the lives of scientists willing to defend it at great personal cost, and heliocentrisms role in the latest astronomical research.

Extreme Street Luging presents the thrills and spills of this intriguing extreme sport. The carefully written, considerate text will hold the readers' interest and allow for successful mastery and comprehension. Written with a high interest level to appeal to a more mature audience, these books maintain a lower level of complexity with clear visuals to help struggling readers along. A table of contents, glossary with simplified pronunciations, and index all enhance achievement and comprehension.

"The earth is round, so why don't some people hang upside down? The answer is gravity! Young readers can explore the concept of gravity with vibrant, full-color photos, clear text, and critical thinking questions"--.