PPT-PHYS 3380 - Astronomy

The second exam will be next Wednesday November 9 at the regular class time It is closed book but you may bring in one 8 12 X 11 inch cheat sheet with writing on both sides It will cover everything I have covered in class up through . MISCONCEPTIONS:. A mistaken thought, idea, or notion; a misunderstanding . The American Heritage® Dictionary of the English Language. The 5-step process of eliciting, identifying, confronting, resolving, and reinforcing mentioned in Dr. . Day One. the universe, astronomy and cosmology. Universe. – totality of all space/time, matter and energy. Astronomy. . – the study of celestial objects, space and the physical universe. Cosmology. . Presented by:-. Mohit. . Shashwat. . Ankit. What is X-ray Astronomy?. X ray astronomy is an observational branch of . astronomy. which deals with the study of x ray observation and detection from astronomical objects.. B-V color index way of quantifying this - determining spectral class - using two different filters. one a blue (B) filter that only lets a narrow range of colors or wavelengths through centered on the blue colors, . OUR PLACE IN SPACE. Earth is not special. We do not have any unique place in the Universe. We live on an ordinary rocky planet called Earth, one of nine known planets orbiting an average star called Sun. We are near the edge of a huge collection of stars called the Milky Way Galaxy, which is one galaxy among countless billions of other galaxies spread throughout the observable universe.. Path of the Sun between March 21 and March 22. If no axial tilt, motion of sun horizontal only - at noon every day, sun appears at highest point in the sky (culmination) only drifting slightly east against background of stars - represents Mean Sun that would travel on the celestial equator.. 9/11/17. Due . 9/18/17. 1. The eccentricity of a comet is 0.967. Its . semimajor. axis is 17.8 AU. What is its distance from the Sun at perihelion? Aphelion?. 2. An asteroid has a mean orbital radius of 4.12 AU. What is its period?. The . first exam will be one week from today . (10/2/17) at . the regular class time. It is closed book but you may bring in one 8 1/2 X 11 inch “cheat sheet” with writing on both sides. . I expect the exam to be done in pencil. You will need a calculator. It . objects outside the Earth (astronomical objects). Ancient Astronomy. “Ancient” means from . time long past, especially before the end of the Western Roman Empire in 476 A.D.. Many ancient peoples, including in ancient China and India, made detailed observations about the objects in the sky. Astronomy. , derived from the Greek words for . star law. , is the scientific study of all objects beyond our world. . Astronomy is not a “stand-alone” science. . It combines areas from a number of other fields, including mathematics, chemistry, geology, biology and physics. . Early Astronomy . Humans have been fascinated by the sky for all time.. Constellations have helped people navigate, tell stories, are the gods that look over humanity.. Constellations are groupings of stars that form images, much like seeing . . Astronomy. , derived from the Greek words for . star law. , is the scientific study of all objects beyond our world. . Astronomy is not a “stand-alone” science. It combines areas from a number of other fields, including mathematics, chemistry, geology, biology and physics. . 1. Ancient Astronomy. Many ancient cultures took a keen interest in the changing nighttime sky. The records and artifacts that have survived until the present make that abundantly clear. . 2. Ancient Astronomy. I just realized that I scheduled our next exam for November 3, election day. This could be the most important election in modern history and I want to make sure you have every opportunity to vote. So I am rescheduling the exam for November 5. VOTE!.