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To: semaj
Gravity is a force (Not a constant one either)therefore I don't think it has any speed. ie... The force of gravitational body (centrifugal) increases when an object moves away from it and decreases when a certain threshold of distance is reached away from that body. Gravity is still in effect, yet its influence is lessened by the corresponding distance away from the gravitational body.

The same argument could be applied to the force of electromagnetism, but electromagnetism conclusively propagates at the speed of light.

71 posted on 06/25/2003 2:09:07 PM PDT by Ichneumon
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To: Ichneumon
The same argument could be applied to the force of electromagnetism, but electromagnetism conclusively propagates at the speed of light.

Van Flandern also now insists that electromagnetism propagates at infinite speed. (Not electromagnetic waves, mind you, but the field...whatever the devil that means.) It's nonsense, but he's forced into it by his own (mistaken) geometrical argument.

Presumably this frees gravitational waves (as opposed to fields) to propagate at c.

79 posted on 06/25/2003 2:27:01 PM PDT by Physicist
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