| 11. | A day is defined by the rotation of the earth.
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| 12. | The rate of rotation of the Earth, or of its core, is not relevant.
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| 13. | The rotation of the Earth gets faster the closer one gets to the equator.
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| 14. | New proofs of the rotation of the earth ).
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| 15. | :We can derive power from the rotation of the Earth, that's what tidal energy is.
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| 16. | Star trail photographs are possible because of the rotation of the Earth on its axis.
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| 17. | The electronic pilot automatically follows observed objects by compensating for the rotation of the Earth.
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| 18. | The rotation period of this asteroid is very nearly synchronized with the rotation of the Earth.
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| 19. | However, other factors such as the rotation of the Earth also contribute to the net acceleration.
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| 20. | He had a contemporary reputation as an astronomer, and wrote on the rotation of the earth.
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