Ruchlis, Hyman

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The wonder of electricity

Submitted by khenkes on Wed, 08/09/2017 - 11:25

Orbit

Submitted by khenkes on Tue, 07/18/2017 - 08:37

Discusses, with illustrative examples, the principles of Newton's Laws of Motion and Law of Gravitation.

How a rock came to be in a fence on a road near a town

  • Ruchlis, Hyman
1973
Traces the history of a gray rock from its origin as a pile of seashells to its present shape and location three million years later.
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