Gravity in Physics, Astronauts & Space Flight, Physics
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Overview
Have you ever wondered why falling objects fall downward? What keeps them from shooting up into the sky? There is one force that's so strong that everyone and everything on our planet is being pulled to the ground by it all the time. The force is called gravity. It cannot be seen or felt but it is always around us. Only certain objects, such as airplanes and hot air balloons, can defy gravity for a time but, in the end, they always come back down to Earth.Introduces the force of gravity and discusses its effects and reasons for variations in its strength.
Synopsis
Have you ever wondered why falling objects fall downward? What keeps them from shooting up into the sky? There is one force that's so strong that everyone and everything on our planet is being pulled to the ground by it all the time. The force is called gravity. It cannot be seen or felt but it is always around us. Only certain objects, such as airplanes and hot air balloons, can defy gravity for a time but, in the end, they always come back down to Earth.
Book Details
Published
January 1, 2000
Publisher
Raintree Publishers
Pages
32
Format
Library Binding
ISBN
9780739813232