Astronomy college course/Saros cycle/Saros/Quiz 1

This quiz pertains to Antikythera mechanism and is one of THREE RELATED QUIZ GROUPS : Astronomy college course/Saros cycle/Saros   Ecliptic   Antikythera

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See also Ecliptic/Quizzes and Astronomy college course/Saros cycle/Saros.

Saros quiz 1 (basic)
{Saros (or Sar) was the Babylonian word for the Saros cycle.} - true + false {While the Babylonians invented what we call the Saros cycle, they did not call it by that name.} + true - false {Suppose that you see a full moon, but no eclipse. You can be certain that a full moon will also occur exactly one Saros later.} + true - false {The name "saros" (Greek: &sigma;&alpha;&rho;&omicron;&sigmaf;) was first given to the eclipse cycle by} - an unknown Babylonian - Hipparchus (Greek astronomer: 190 BC-120 BC) + Edmond Halley (A friend and colleage of Newton: 1656 AD-1742 AD) - Ptolemy (Greek astronomer who lived in Egypt: 90 AD-168 AD) {The Saros cycle is 18 years plus either 10.321 or 11.321 days. The reason for the variable number of days has to do with} + leap years - precession of the equinoxes - precession of the Moon's orbit - a wobble in the Moon's orbit {If an eclipse occurs, a simlar eclipse will occur at the next Saros(roughly 18 years later). At this eclipse, the ______ will be the same. (Pick the best answer.)} - day of the month - time of day + season of the year {What is so special about 3 Saros cycles (triple Saros)?} + this eclipse will occur at the same time of day - this eclipse terminates the Saros (and a new Saros number is assigned.) - this eclipse will occur at the same day of the month (plus or minus one day) - this eclipse will occur with the Moon in the same position on the zodiac. {What remains nearly the same after a single saros cycle has occured?} + phase of moon and earth-moon distance - phase of moon and position of moon relative to the background stars (i.e. zodiacal location) - phase of moon and position of sun relative to background stars (i.e. zodiacal location) {Your pet lizard is thirsty every 3 days and hungry every 5 days. If she is both thirsty and hungry today, she will be both thirsty and hungry ____ days later} + 15 - 5 - 8 - 30 {Your best friend's pet lizard is thirsty every 2 days, hungry every 3 days, and frisky every 5 days. If she is thirsty, hungry, and frisky today, whe will be thirsty, hungry, and frisky _____ days later} - 10 + 30 - 15 - 40 {Between any given eclipse and the one that occurs one Saros (roughly 18 years) later, there will be approximately ________ lunar and solar eclipses.} + 40 - 1 - 2 - 10 - 20