Bouvier's Familiar Astronomy, Or, An Introduction to the Study of the Heavens: Illustrated by Celestial Maps, and Upwards of 200 Finely Executed Engravings, to which is Added a Treatise on the Globes, and a Comprehensive Astronomical Dictionary : for the Use of Schools, Families, and Private StudentsChilds & Peterson, 1857 - 499 σελίδες |
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Σελίδα 348
... equal forces in opposite directions , the body will remain in a state of rest ; the two forces , being equal , will neutralize each other . LAW III . To every action there is always opposed an equal reaction ; or the mu- tual actions of ...
... equal forces in opposite directions , the body will remain in a state of rest ; the two forces , being equal , will neutralize each other . LAW III . To every action there is always opposed an equal reaction ; or the mu- tual actions of ...
Σελίδα 355
... equal areas or spaces in equal times . In a circle the radii are all equal ; but in an ellipse ( fig . 45 , page 48 ) the ra- dius vector Sb is greater , and S a less , than all the others . The radii vectores Se Sfare equal to P a or ...
... equal areas or spaces in equal times . In a circle the radii are all equal ; but in an ellipse ( fig . 45 , page 48 ) the ra- dius vector Sb is greater , and S a less , than all the others . The radii vectores Se Sfare equal to P a or ...
Σελίδα 435
... equal angles . Equilateral , ( æquabilis , of the same dimen- sions , and latera , side . ) - Having equal sides . Triangles which have all their sides equal are said to be equilateral . Equilibrium , ( æquus , equal , and libra , a ...
... equal angles . Equilateral , ( æquabilis , of the same dimen- sions , and latera , side . ) - Having equal sides . Triangles which have all their sides equal are said to be equilateral . Equilibrium , ( æquus , equal , and libra , a ...
Περιεχόμενα
PHYSICAL ASTRONOMY | 15 |
Angular Measurement | 27 |
VLSatellites | 60 |
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Άλλες εκδόσεις - Προβολή όλων
Bouvier's Familiar Astronomy, Or an Introduction to the Study of the Heavens ... Hannah Mary Bouvier Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2017 |
Bouvier's Familiar Astronomy, Or an Introduction to the Study of the Heavens ... Hannah Mary Bouvier Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2017 |
Συχνά εμφανιζόμενοι όροι και φράσεις
altitude angular appear Argo Navis Aries asteroid astronomical attraction axis azimuth Boötes brass meridian bright star called celestial centre circle comet constella constellation Cor Caroli degrees diameter disc discovered discovery distance double stars Earth Earth's orbit east eclipse equal equator equinoctial equinox figure fixed stars globe gravity heavenly bodies heavens hemisphere horizon hundred instrument Jupiter known latitude longitude lunar magnitude Mars means Mercury month Moon Moon's motion move nebula node northern object observations Observatory orbit parallax parallel passing perihelion period planet Polar pole Pole Star position principal star quadrant rays of light refraction represents revolution revolve round right ascension ring rising round the Sun satellite Saturn seen shadow sidereal Sir William Herschel Sirius situated solar southern constellation sphere Sun's place supposed surface telescope tion transit Uranus Ursa Ursa Major velocity Venus vertical visible zenith zodiac