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Cosmology Review Pt. 1 - Statistics
General Stats
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This quiz has been taken 34 times
32 since last reset
- The average score is 9 of 58
Answer Stats
| Hint | Answer | % Correct |
|---|---|---|
| does the moon rotate? | yes | 65%
|
| Speed of light (kilometers) | 300,000 km/s | 35%
|
| degree of earth's tilt | 23.5 | 30%
|
| How many official constellations are there? | 88 | 30%
|
| "equal nights" | equinox | 30%
|
| celestial latitude | declination | 26%
|
| the original last month in the calendar | February | 26%
|
| celestial longitude | right ascension | 26%
|
| Point above observer's head | zenith | 26%
|
| Speed of light (miles) | 186,000 m/s | 22%
|
| length of a solar day | 24h | 22%
|
| months when the Earth is closest (perihelion)/farthest (aphelion) from the Sun | January/July | 22%
|
| Point below observer's feet | nadir | 22%
|
| the apparent shifting of an object with respect to more distant objects because of the changing of the observer's perspective | parallax | 22%
|
| "wandering stars" | planets | 22%
|
| the wobble of the earth as it rotates like a top | precession | 22%
|
| the number of years it takes the north celestial pole to travel in a circle (precession) | 26,000 | 17%
|
| What does an arcsecond measure? | angles | 17%
|
| the path of the Sun among the fixed stars | ecliptic | 17%
|
| the 12 constellations the Sun passes through | zodiac | 17%
|
| the distance from the Earth to the Sun | 1AU | 13%
|
| number of years it takes the vernal equinox to pass to a new zodiac constellation | 2000 | 13%
|
| the number of days it takes the moon to line up again with the Sun | 2.2 | 13%
|
| the number of days it takes the moon to revolve 360 degrees (also a sidereal period) | 27.3 | 13%
|
| area farther away from the sun | aphelion | 13%
|
| Halfway between the celestial poles, perpendicular to the axis | celestial equator | 13%
|
| circle which passes through the zenith and nadir | celestial meridian | 13%
|
| Equation for finding speed of light | d=vt | 13%
|
| Where is the prime meridian? | Grenwich | 13%
|
| what insolation (sunlight spreading over the earth) actually means | incoming solar radiation | 13%
|
| imaginary sun which moves along the celestial equator rather than the ecliptic and which matches the average motion of the real sun | mean sun | 13%
|
| intersection of the orbit plane of a celestial body with the plane of the ecliptic | node | 13%
|
| area close to the sun | perihelion | 13%
|
| number of degrees the sun travels in an hour | 15 | 9%
|
| length of a sidereal day | 23h56m4s | 9%
|
| time from one new moon to the next (synodic month) | 29.5 days | 9%
|
| before the local meridian | ante meridian (AM) | 9%
|
| parallax equation | d=1/pi | 9%
|
| time between successive transits of a celestial object | day | 9%
|
| types of arc (largest to smallest) | degree, minute, second | 9%
|
| days of the week in French | dimanche, lundi, mardi, mercredi, jeudi, vendredi, samedi | 9%
|
| when crossing this from east to west add a day, and when crossing from west to east subtract a day | international date line (IDL) | 9%
|
| the angle measured westward along the celestial equator from the local meridian to the hour circle (meridian) of the object | LHA (local hour angle) | 9%
|
| local hour angle of the actual sun +12hrs | local apparent solar time (LAST) | 9%
|
| local hour angle of the mean sun +12hrs | local mean solar time (LMST) | 9%
|
| local hour angle of the vernal equinox | local sidereal time (LST) | 9%
|
| phases of the moon | new, waxing crescent, first quarter, waxing gibbous, full, waning gibbous, third quarter, waning crescent | 9%
|
| Points at both ends of the celestial rotation axis | north and south celestial poles | 9%
|
| after or past the local meridian | post meridian (PM) | 9%
|
| original names of July and August | Quintilis and Sextilis | 9%
|
| takes synodic, nodical and anomalistic periods into account to predict the recurrence of an eclipse | Saros cycle | 9%
|
| system used for angular measurement | sexagesimal system | 9%
|
| used by ancient peoples to establish calendars | solstice principle | 9%
|
| stellar distances to the nearest stars | stellar parallax | 9%
|
| when the Sun is furthest above the celestial equator (2x) | summer and winter solstices | 9%
|
| places where the sun appears at the zenith at noon on the first day of the summer/winter | Tropics of Cancer and Capricorn | 9%
|
| where the ecliptic crosses the celestial equator (2x) | vernal and autumnal equinoxes | 9%
|
| locations of the moon during a solar eclipse | new moon, moon at or near a node | 0%
|
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