...Considering the motion as circular, a force along the radius, a radialor centripetal force, must be acting continually...
Oliver Lodge 「Pioneers of Science」
...If this is the centripetal force pulling a planet or satellite in, itmust be equal to the centrifugal force of this latter, viz...
Oliver Lodge 「Pioneers of Science」
...Hence the centripetal force needed to holdin all the planets will be a single force emanating from the sun andvarying inversely with the square of the distance from that body...
Oliver Lodge 「Pioneers of Science」
... and the centripetal forceneeded to hold it in its orbit is...
Oliver Lodge 「Pioneers of Science」
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deoxidize aden abbreviated
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