Astronomy exam - Study guides, Class notes & Summaries

Astronomy Exam 1 Questions With Explanations astronomical unit (AU) - ANS the average mean distance between the Earth and Sun speed of light - ANS 186,000 mi/sec light year - ANS 6,000,000,000,000 miles; the distance that lights travels in 1 year through a vacuum celestial sphere - ANS an imaginary sphere of large radius which the ancient's believed the whole heavens were plastered onto constellations - ANS in modern astronomy, 88 non-overlapping sky regions, cove...

Astronomy Exam #1 Questions With Complete Solutions. What is a star? A star is a large luminous ball of gas that generates heat and light through nuclear fusion. What is a planet? A planet is a moderately large object that orbits a star. It shines by reflected light. Planets may be icy or rocky What is a moon? A moon (or satellite) is an object that orbits the planet. What is an asteroid? An asteroid is a small and ROCKY object that orbits a star. What is a comet? A comet is small a...

Astronomy Exam 1 Questions And Complete Solutions

Astronomy Exam Questions With Complete Solutions. Rank the galaxies from left to right based on the amount of time it has taken their light to travel to Earth, from the longest time to the shortest time: 5 billion light-years 800 million light-years 10 billion light-years 230 million light-years 2 billion light-years 70 million light-years 10 billion light years, 5 billion light years, 2 billion light years, 800 million light years, 230 million light years, 70 million light years R...

Astronomy Exam 1 Questions With Verified Answers. Scientific notation - answerthe accepted and most useful "shorthand" for expressing extremely large or small numbers in terms of factors (or exponents) of ten -exponent is written as a superscript number that represents the number of factors of 10 that must be multiplied together to give the desired quantity When dividing powers of 10, _____ the exponents. - answersubtract When multiplying powers of 10, ____ the exponents. - answeradd E...

Astronomy Exam 1 (Chapters 1-5) Questions With 100% Correct!! A line running from due north to due south through a point directly overhead is called a meridian Residents of the Southern Hemisphere cannot see the stars around the north celestial pole because Earth itself is in the way. A sky observer in the southern hemisphere would see stars moving which way? clockwise Is there any location on Earth where the entire sky is potentially visible within a 24 hour period (ignoring the fact t...

Astronomy Exam #1 Questions With Complete Solutions. What is a star? A star is a large luminous ball of gas that generates heat and light through nuclear fusion. What is a planet? A planet is a moderately large object that orbits a star. It shines by reflected light. Planets may be icy or rocky What is a moon? A moon (or satellite) is an object that orbits the planet. What is an asteroid? An asteroid is a small and ROCKY object that orbits a star. What is a comet? A comet is small a...

Astronomy Exam 1 (Chapters 1-5) Questions With 100% Correct!! A line running from due north to due south through a point directly overhead is called a meridian Residents of the Southern Hemisphere cannot see the stars around the north celestial pole because Earth itself is in the way. A sky observer in the southern hemisphere would see stars moving which way? clockwise Is there any location on Earth where the entire sky is potentially visible within a 24 hour period (ignoring the fact t...

Astronomy Exam 1 With Verified Questions And Answers 2024

Astronomy Exam 1 Review With Correct Updated Solutions 2024