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    1. http://hea-www.harvard.edu/~pgreen/PrenHall/earthmoon.txt
    ... was in the ecliptic c) If the earth's orbit were in the ecliptic d) If the earth's ... in its molten core and a) the Earth's orbit around the Sun $b) the Earth's rotation ...
    [ Сохраненная копия ]  Ссылки http://hea-www.harvard.edu/~pgreen/PrenHall/earthmoon.txt -- 10.9 Кб -- 10.12.2000
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    2. http://hea-www.harvard.edu/ECT/pdf/phases.pdf
    ... on the Earth see only a tiny bit lit, other times completely lit, depending on where the Moon is in its orbit around the Earth ...
    [ Текст ]  Ссылки http://hea-www.harvard.edu/ECT/pdf/phases.pdf -- 23.2 Кб -- 21.01.1999
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    3. The AstroStat Slog Earth
    ... Tags: arXiv , DAMA , dark matter , Earth , modulation , orbit , scintillation , systematic error , year . Category: arXiv , News | 2 Comments . ...
    [ Сохраненная копия ]  Ссылки http://hea-www.harvard.edu/AstroStat/slog/groundtruth.info/AstroStat/slog/tag/earth/index.html -- 24.6 Кб -- 01.03.2014
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    4. Eyes on the Sky, Feet on the Ground: Chapter Two
    ... As the Earth orbits the Sun, the orientation of its rotational axis is held fixed ... As the Earth orbits around the Sun, for a portion of the year the Sun is in the same ...
    [ Сохраненная копия ]  Ссылки http://hea-www.harvard.edu/ECT/the_book/Chap2/Chapter2.html -- 31.8 Кб -- 02.10.2012
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    5. ECT: Tilt-A-World
    ... some times during the year, Earth's orbit makes the northern hemisphere tilt towards ... How does this pattern change during the year? How does the Earth orbit the Sun? ...
    [ Сохраненная копия ]  Ссылки http://hea-www.harvard.edu/ECT/Tilt/tilt.html -- 21.9 Кб -- 01.10.2012
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    6. Eyes on the Sky, Feet on the Ground: Chapter Five
    ... The Earth orbits the Sun with eight other planets, millions of asteroids, and ... orbits are ellipses, not circles, though the Earth's orbit is very nearly a circle ... The Earth's orbit is very nearly a circle. ...
    [ Сохраненная копия ]  Ссылки http://hea-www.harvard.edu/ECT/the_book/Chap5/Chapter5.html -- 58.5 Кб -- 02.10.2012
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    7. http://hea-www.harvard.edu/ECT/pdf/Tilt.pdf
    ... some times during the year, Earth's orbit makes the northern hemisphere tilt towards ... How does this pattern change during the year? How does the Earth orbit the Sun? ...
    [ Текст ]  Ссылки http://hea-www.harvard.edu/ECT/pdf/Tilt.pdf -- 69.8 Кб -- 21.01.1999
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    8. Eyes on the Sky, Feet on the Ground: Table of Contents
    ... The Motions of the Stars . Chapter Two . The Earth's Orbit Observations of the Seasons . Summer and Winter Sunlight . The Tilt of the Earth . ...
    [ Сохраненная копия ]  Ссылки http://hea-www.harvard.edu/ECT/the_book/toc.html -- 4.9 Кб -- 01.10.2012
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    9. http://hea-www.harvard.edu/~pgreen/PrenHall/ADT.pdf
    ... 6. Astronauts inside the Space Shuttle float around as it orbits the Earth because A. there is no gravity in space. ... Imagine that the Earth's orbit were changed to be a perfect circle about the Sun so that the distance to the Sun never changed. ...
    [ Текст ]  Ссылки http://hea-www.harvard.edu/~pgreen/PrenHall/ADT.pdf -- 78.4 Кб -- 10.12.2000
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    10. http://hea-www.harvard.edu/ECT/pdf/eclipse.pdf
    ... As it is, the Moon does not orbit in the same plane as the Earth orbits the Sun; the Moon orbits 5 degrees tilted to the Earth's orbital plane. ...
    [ Текст ]  Ссылки http://hea-www.harvard.edu/ECT/pdf/eclipse.pdf -- 29.1 Кб -- 21.01.1999
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