proper time

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Salem Witch Trials. Photogravure after the painting by Walter McEwen titled - The Witches - circa 1890s.

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Scolex (head) of the tapeworm Taenia solium. The hooks of the scolex enable the tapeworm to attach to the intestinal wall.

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An ancient egyptian hieroglyphic painted carving showing the falcon headed god Horus seated on a throne and holding a golden fly whisk. Before him are the Pharoah Seti and the goddess Isis. Interior wall of the temple to Osiris at Abydos, Egypt.

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Paul Revere. "The bloody massacre perpetrated in King Street Boston on March 5th 1770 by a party of the 29th Regt.," engraved by Paul Revere. Boston Massacre.

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proper time

physics

Learn about this topic in these articles:

relativistic mechanics

In relativistic mechanics: Relativistic space-time
…frame and is called the proper time between the two events. The proper time would be measured by any clock moving along the straight world line between the two events.
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