Essentials of physicsW.B. Saunders, 1896 - 319 pages |
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Page 19
... earth's crust , which may be 8000 miles thick . All rocks are compounds of oxygen . We know some- thing of the outer 50 miles of the earth's crust from the tilting of geological strata . O * constitutes 49.98 % of the earth's crust . Si ...
... earth's crust , which may be 8000 miles thick . All rocks are compounds of oxygen . We know some- thing of the outer 50 miles of the earth's crust from the tilting of geological strata . O * constitutes 49.98 % of the earth's crust . Si ...
Page 31
... earth not only attracts the apple , but the apple also attracts the earth ; it is mutual . There is great attraction between the moon and earth , so that tides of the ocean are produced from the force exerted by the moon , and the moon ...
... earth not only attracts the apple , but the apple also attracts the earth ; it is mutual . There is great attraction between the moon and earth , so that tides of the ocean are produced from the force exerted by the moon , and the moon ...
Page 133
... earth receives from the sun in one year were employed to melt ice , it would melt a layer all around the earth of 35 yards thickness ; and yet this quantity which the earth receives is only 2381000000 of the total heat emitted by the ...
... earth receives from the sun in one year were employed to melt ice , it would melt a layer all around the earth of 35 yards thickness ; and yet this quantity which the earth receives is only 2381000000 of the total heat emitted by the ...
Contents
BOOK I | 17 |
The Attractions of Matter | 26 |
Matter Force and Motion | 33 |
37 other sections not shown
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