sars is called_ A) 3 day period 8) synodic period C sidereal period D) 1 year pe
ID: 290386 • Letter: S
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sars is called_ A) 3 day period 8) synodic period C sidereal period D) 1 year period Antares D) none of these E) a neutrons and electrons. A BeteleuseRgl 35. Ordinary matter is AJ True B) false 36 The Vernal Equinox for 2018, begins on_ C) September 23" D) December 21 ins is called January 21 ) March 20 J7 The process of obtaining a spectrum and reading the information it spectroscopy. A) True B) false In the lab Photo Electric Photometry of the Pleiades, knowing the appa magnitude of a star, you can determine its distance (in parsecs) from the equation ?,max-2.9x10, 38. rent and absolute A) C) d 10 x10(m-M)/s 39. The symbol represents opposition in the Skygazer's Almanac chart. A) True B false 40. The primary goal of the latest space telescope, is to improve scientific knowledge in the birth, formation, and search for mysteries of evolution.It will use Infra Red to send data back to Earth. A) DAWN When is the projected launch date of the James Webb Space Telescope? B) Spitzer Space Telescope C) James Webb 41. D) New Horizons A) 2010 B) 2014 C) 2016 D) 2018 E) 2019Explanation / Answer
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B - Synodic - The synodic rotation period is the time for a fixed feature on the Sun to rotate to the same apparent position as viewed from star. The synodic period is longer because the Sun must rotate for a sidereal period plus an extra amount due to the orbital motion of the star around the Sun.
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D -all of these
examples of the giant stars with their size order
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A - True
in modern physics the matter is made up of any substance which is having mass and volume so it has atoms it doesnot contain massless photons, atoms consists of the neutrons, protons and the revolving cloud of electrons.
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B - 20 March
The March equinox marks the moment the Sun crosses the celestial equator – the imaginary line in the sky above the Earth’s equator – from south to north. This happens on March 20, this year(2018).
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