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    31. The Many Colors of Sunlight--lesson plan #39
    ... board, students copy ) light hitting a flat surface of glass gets bent by an angle ... out--at a point where the angle of the surface is different, just as it is in a ...
    [ Сохраненная копия ]  Ссылки http://www.cosmos.ru/mirrors/stern/stargaze/Lsun4spe.htm -- 24.4 Кб -- 22.12.2007
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    32. Glossary
    ... Mercury has a weak magnetic field, Mars and the Moon are magnetized in patches (probably on their surfaces) and Venus, although non-magntic, has its own interaction with the solar wind, through its thick ionosphere. ...
    [ Сохраненная копия ]  Ссылки http://www.cosmos.ru/mirrors/stern/Education/wgloss.html -- 27.0 Кб -- 20.05.2005
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    33. The Many Colors of Sunlight
    ... mercury (a spectroscope will show mercury "lines"), but to create softer and more pleasant light (and to put the UV light ...
    [ Сохраненная копия ]  Ссылки http://www.cosmos.ru/mirrors/stern/stargaze/Sun4spec.htm -- 19.8 Кб -- 22.12.2007
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    34. "Get a Straight Answer"
    ... This air can be ionized near the surface of the earth (say within the first meter) by natural radioactivity in surface rocks, radon or sunlight. ...
    [ Сохраненная копия ]  Ссылки http://www.cosmos.ru/mirrors/stern/stargaze/IstarFAQ5.htm -- 51.8 Кб -- 22.12.2007
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    35. "Get a Straight Answer"
    ... However, gravity near the surface of the Sun (or what to the eye looks like one, it's really all gas) is about 28 times the gravity at the surface of the Earth, and that more than counterbalances the higher temperature. ...
    [ Сохраненная копия ]  Ссылки http://www.cosmos.ru/mirrors/stern/stargaze/IstarFAQ3.htm -- 84.9 Кб -- 22.12.2007
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    36. The Many Colors of Sunlight--lesson plan #39
    ... board, students copy ) light hitting a flat surface of glass gets bent by an angle ... out--at a point where the angle of the surface is different, just as it is in a ...
    [ Сохраненная копия ]  Ссылки http://www.cosmos.ru/mirrors/stern/stargaze/ILsun4spe.htm -- 24.3 Кб -- 22.12.2007
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    37. "Get a Straight Answer"
    ... This air can be ionized near the surface of the earth (say within the first meter) by natural radioactivity in surface rocks, radon or sunlight. ...
    [ Сохраненная копия ]  Ссылки http://www.cosmos.ru/mirrors/stern/stargaze/StarFAQ5.htm -- 58.8 Кб -- 22.12.2007
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    38. "Get a Straight Answer"
    ... However, gravity near the surface of the Sun (or what to the eye looks like one, it's really all gas) is about 28 times the gravity at the surface of the Earth, and that more than counterbalances the higher temperature. ...
    [ Сохраненная копия ]  Ссылки http://www.cosmos.ru/mirrors/stern/stargaze/StarFAQ3.htm -- 91.9 Кб -- 22.12.2007
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    39. Glossary
    ... certain depth range below the Sun's surface, helping carry away heat from the Sun's ... Impact craters mark the Moon, also Mercury and Mars, and many satellites in the ...
    [ Сохраненная копия ]  Ссылки http://www.cosmos.ru/mirrors/stern/stargaze/Mgloss.html -- 97.9 Кб -- 22.12.2007
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    40. Kepler's Three Laws of Planetary Motion
    ... Kepler knew 6 planets: Earth, Venus, Mercury, Mars, Jupiter and Saturn. ... The orbits of Venus and Mercury were inside that of Earth, so they never move far ... forth across the position of the Sun, and Mercury too--but since it is much closer ...
    [ Сохраненная копия ]  Ссылки http://www.cosmos.ru/mirrors/stern/stargaze/Kep3laws.htm -- 35.5 Кб -- 22.12.2007
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