The National Geographic Magazine, Volume 103National Geographic Society, 1953 - Geography Indexes kept up to date with supplements. |
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Page 78
... field of magnetic force which makes the compass needle point north . This magnetic field extends for thou- sands of miles out into space around our planet , far beyond the atmosphere . At the same time we planned to investigate the ...
... field of magnetic force which makes the compass needle point north . This magnetic field extends for thou- sands of miles out into space around our planet , far beyond the atmosphere . At the same time we planned to investigate the ...
Page 78
... field thus serves as a sort of filter , which permits only the strongest cosmic rays to come through where its deflecting power is greatest , while weaker and weaker rays are able to penetrate as the field's influence dimin- ishes ...
... field thus serves as a sort of filter , which permits only the strongest cosmic rays to come through where its deflecting power is greatest , while weaker and weaker rays are able to penetrate as the field's influence dimin- ishes ...
Page 78
... field only at high latitudes . We also had strong evidence that the sun had no magnetic field that could be detected by present methods . If such a field existed , it would have deflected away from the earth the weak cosmic rays we had ...
... field only at high latitudes . We also had strong evidence that the sun had no magnetic field that could be detected by present methods . If such a field existed , it would have deflected away from the earth the weak cosmic rays we had ...
Contents
AGAZINE | 1 |
in Natural Colors ALBERT W ATWOOD | 14 |
HappyGoLucky Trinidad and Tobago | 29 |
Copyright | |
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