951) A supposed planet within the orbit of Mercury Vulcan
952) A supposed planet within the orbit of Mercury. Vulcan
953) A brilliant celestial body in the morning sky from the beginning of the year until the second week of May__________. Venus
954) A celestial body close to the Sun for observation in the second week of May__________. Venus
955) A celestial body which reappears in the sky at the second half of July where it stays until the end of the year__________. Venus
956) Earth's rotation on its axis is __________.___ The spinning motion about an axis within the body
957) He was sixteenth century physicist who described the three laws, the movement of "orbiting bodies" Johannes Kepler
958) This is cause by the reflection of the sun by particles in the atmosphere producing a faintly luminous disc in the sky anthelion
959) This is the result when the rays of light passes from one medium to another to different density refraction
960) Which is LEAST true why there is a "non-constant" rate on the apparent sun as a celestial reference for time? the effect of the nutation on the earth's rotational axis
961) When taking an amplitude in high latitudes, what should be observed in the visible horizon? the sun’s center
962) The point in the earth's orbit where, it is near at aphelion and experiences summer in the northern hemisphere and winter in the southern hemisphere Summer solstice
963) The Sun is closest to the Earth in what month? January
964) A body can only be observed at lower transit when __________. the body is circumpolar
965) Aphelion is the point where the Sun __________. is farthest from the Earth
966) A sidereal day is shorter than a solar day. This difference is due to __________. the use of different reference points
967) The Sun's center may be coincident with both the celestial equator and the observer's prime vertical circle when __________. its declination is zero
968) The Moon is subject to four types of libration. Which of the following is NOT one of these types of libration? Horizontal libration
969) What celestial body may sometimes be observed in daylight? Venus
970) What condition exists at perigee? The Moon is closest to the Earth.
971) What is the brightest navigational planet? Venus
972) Planets whose orbits are smaller than the earth's and is between the sun and earth inferior planets
973) When the meridian passage of any outer planet occurs at midnight, the body is to be in__________. opposition of the sun
974) Speed of light is 3 x 10(8) meter/sec
975) Speed of light is 3 x 108 meter / sec
976) This is foreshortening of a sunspot when it is near the sun's limb. Wilson Effect
977) Antares is found in what constellation? Scorpio
978) At morning stars, the first stars that should be observed are those with an azimuth in which quadrant? Eastern
979) Deneb is found in what constellation? Cygnus
980) In order for a star to be used for a sight at lower transit, the star must __________. be circumpolar
981) The expression "first magnitude" is usually used to refer only to bodies of magnitude __________. 1.5 and greater
982) The magnitude of three stars is indicated. Which star is the brightest? Canopus - 0.9
983) The major factor that causes the color difference between a red star (Betelgeuse) and a blue star (Rigel) is __________. its surface temperature
984) This correction is not applicable when taking the sight of the star. Dip
985) A double star is a star that __________. comprises two stars that appear close together
986) At evening stars, the last stars that should be observed are those with an azimuth in what quadrant? Western
987) Capella is found in what constellation? Auriga
988) Denebola is found in what constellation? Leo
989) The dimmest stars that could be reasonably used for navigational purposes are of what magnitude? Third
990) This is a graph of the change in brightness with time of variable star, or other celestial body showing brightness variations__________. light curve
991) A group of stars which appear close together and form a striking configuration such as a person or animal is a __________. constellation
992) A star that suddenly becomes several magnitudes brighter and then gradually fades is a __________. nova
993) Altair is found in what constellation? Aquila
994) At morning stars, the last stars that should be observed are those with an azimuth in which quadrant? Western
995) Fomalhaut is found in what constellation? Pisces
996) The magnitude of three stars is indicated. Which star is the brightest? Vega + 0.1
997) Due to precession of the equinoxes, the celestial poles are describing circles to the sky. The north celestial pole is moving closer to the Polaris, which it will pass at angular distance of 28 minutes of are in the year? 25,800 AD
998) Circumpolar means around the pole
999) Circumpolar means around the pole
1000) A small faint Southern constellation adjacent to Carina, representing a flying fish. Volans
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