Parallax - Study guides, Class notes & Summaries

Longitude - Meridian Latitude - Parallels Units of Meridians and Parallels - Degrees 1 Degree of latitude - 112 km/70 miles 1 Degree - 60 minutes 1 Minute - 60 arc seconds Prime Meridian - Greenwich meridian Geostationary Satellites - Stationed at 0 degrees celestial latitude and each has a constant celestial longitude Parallax - The effect whereby the position or direction of an object appears to differ when viewed from different position

1 AU (astronomical unit) = correct answers Distance from Earth to the Sun (93 million miles) 1 LY = correct answers Distance light travels in space in one year = 6 trillion miles The Sun is located... correct answers about halfway between the center of the Milky Way and the galaxy's edge Why 360? 60 minutes? 60 seconds? correct answers Babylonians used a base 60 number system 24hrs per day comes from the ___________. correct answers Egyptians 1 arc second = correct answers 1/3600...

A long thin cloud that stretched from directly overhead to the western horizon would have an angular size of90 degrees When a thin crescent of the Moon is visible just before sunrise, the Moon is in itswaning phase f the Moon's orbit around Earth were a little larger, solar eclipses would bemore likely to be annular According to "The Zodiac" Figure shown above, in June we would see the Sun in the direction of the constellation(s)...Gemini In the Figure below (Figure 0.20A - Parall...

____ introduced the idea of an off-centered Earth - ️️Ptolemy ____ must point at the sun for there to be eclipses - ️️Nodes, where orbits intersect 1 Astronomical unit (AU) is... - ️️the distance between the Earth and the Sun, which we use for distances within our solar system 1 Lightyear (ly) is... - ️️the distance light travels in a year 1 Parsec (pc) is... - ️️the distance to a star whose parallax is 1 second of arc 1604 Bayer - ️️star map - Uranometria - first to...

astro quiz 7 Question and answers correctly solved 2024 astro quiz 7 What basic characteristics/properties of stars are we trying to understand? - correct answer To understand how something works we need to know their basic characteristics: - Size, shape, distance - Energy output, temperature - Mass What's parallax and how do we use it to measure the distance to a nearby star? - correct answer For nearby stars use Parallax -measure position against background stars -use angle to calc...

astro quiz 7What basic characteristics/properties of stars are we trying to understand? - correct answer To understand how something works we need to know their basic characteristics: - Size, shape, distance - Energy output, temperature - Mass What's parallax and how do we use it to measure the distance to a nearby star? - correct answer For nearby stars use Parallax -measure position against background stars -use angle to calculate distance The distance in parsecs is , with the angle m...

ABO Advance Test Set Questions And Revised Correct Answers | Already Passed!! 1. When taking seg height measurements, which of the following situations could result in a parallax error? - ANSWER : Patient sitting/ dispenser standing erect 2. Which of the following is not significant in identifying the problem of vertical imbalance? - ANSWER : Patient's age 3. Which of the following elements is NOT critical when determining vertical imbalance? - ANSWER : Lens power in the 180 de...

Astronomy Science Olympiad Master Full Guide Updated Guaranteed Success Optical double not actually binaries simply two stars lying along same line of sight (similar RA & dec) Not gravitationally bound Not usefull in determining stellar masses Visual binary both stars resolved independently if orbital pd not too long, can monitor motion provides angular separation from center of mass If dist known, linear separations can be calculated Astrometric binary If one significantly brigh...

Astronomy Science Olympiad Master Latest Update Graded A+ Optical double not actually binaries simply two stars lying along same line of sight (similar RA & dec) Not gravitationally bound Not usefull in determining stellar masses Visual binary both stars resolved independently if orbital pd not too long, can monitor motion provides angular separation from center of mass If dist known, linear separations can be calculated Astrometric binary If one significantly brighter, not pos...

How long does it take stars to circle back to their same location? - 23 h, 56 m, 04 s How long does it take the Sun to return to the same position? - Sun returns to same approximate location every 24 h What is the general motion of the Sun and Moon? - Motion of sun and moon is East with respect to stars What is the general motion of Mars, Jupiter and Saturn? - Mars, Jupiter and Saturn also move Eastward most of the time, but Westward when opposite the sun What is the general motion o...