Astronomy Ch.3 (Cycles of the Sun and Moon) Crossword
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Down:
1) an honest, logical discussion of observations and theories intended to reach a valid conclusion2) the portion of a shadow that is only partially shaded3) the point on the celestial sphere where the sun is farthest south. also, the time of year when the sun passes this point, about December 22, and winter begins in the Northern Hemisphere8) the time a solar system body takes to orbit the sun once and return to the same orbital relationship with Earth; that is, orbital period referenced to Earth9) on the sun, the faint outer atmosphere composed of low-density, high temperature gas10) the bright visible surface of the sun14) during a total solar eclipse, the momentary appearance of a spot of photosphere at the edge of the moon, producing a brilliant glare set in the silvery ring of the corona15) bright gases just above the photosphere of the sun18) in astrology, a chart that shows the location of the sun, moon, and planets along the zodiac at a given date and time19) any planet visible in the sky just after sunset21) the apparent path of the sun around the sky23) the period during a solar eclipse when the sun's photosphere is completely hidden by the moon, or the period during a lunar eclipse when the moon is completely inside the umbra of Earth's shadow25) any planet visible in the sky just before sunrise26) a subject that claims to obey the rules of scientific reasoning but does not. examples include astrology, crystal power, and pyramid power27) the point closest to Earth in the orbit of a body circling earth28) a band centered on the ecliptic and encircling the sky32) the point farthest from Earth in the orbit of a body circling Earth |
Across:
4) a solar eclipse in which the solar photosphere appears around the edge of the moon in a bright ring, or annulus. the corona, chromosphere, and prominences cannot be seen5) the orbital point of closest approach to the sun6) an Earthlike planet -- small, dense, and rocky7) the region of a shadow that is totally shaded11) the time a celestial body takes to turn once on its axis or revolve once around its orbit relative to the stars12) the point where an object's orbit passes through the plane of Earth's orbit13) motion around an axis passing through the rotating body16) suggestion that Earth's climate is determined by slow periodic changes in the shape of its orbit, the angel of its axis, and precession17) an 18-year, 11 1/3 day period after which the pattern of lunar and solar eclipses repeats20) Eruption on the solar surface. visible during total solar eclipses22) orbital motion about a point located outside the orbiting body24) the darkening of the moon when it moves through earth's shadow29) the orbital point of greatest distance from the sun30) the point on the celestial sphere where the sun is at its most northerly point. also, the time when the sun passes this point, about June 22, and summer begins in the Northern Hemisphere31) the event that occurs when the moon passes directly between earth and the sun, blocking your view of the sun33) the point on the celestial sphere where the sun crosses the celestial equator going southward. also, the time when the sun reaches this point and autumn begins in the Norther Hemisphere -- about September 2234) the place on the celestial sphere where the sun crosses the celestial equator moving northward. also, the time of year when the sun crosses this point, about march 21, and spring begins in the Northern Hemisphere |
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