TO CORRESPONDENTS.
"A Youth."—A missile projected from the earth towards the zenith gradually loses the energy by which it, was projected. The loss | is caused by friction in passing through the j atmosphere, nh) by the gravitation pull of ' the earth. Whsn its initial energy is ex- ' hausted, the missile's fall to the. surface is due solely to gravitation. The " long point," , or Ion;? bar, of the Southern .Cross always points in the direction of the South Pole, in | whatever position the Cross may be.
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https://paperspast.natlib.govt.nz/newspapers/ESD19100304.2.25
Bibliographic details
Evening Star, Issue 14307, 4 March 1910, Page 4
Word Count
85TO CORRESPONDENTS. Evening Star, Issue 14307, 4 March 1910, Page 4
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