5324597
9780791090503
Although the ground feels immovable, in reality, all life on Earth is on the outside of an 8,000-mile-diameter "spaceship" that is twirling on its axis and sweeping around the galaxy. This book explains how astronomers can tell that Earth is going through such gyrations and the dramatic effects those motions have on the planet.Bell, Trudy E. is the author of 'Spaceship Earth ', published 2007 under ISBN 9780791090503 and ISBN 0791090507.
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