Astro 1 Study guides, Class notes & Summaries

What is a light year? - distance that light travels in 1 year What is the closest star to Earth besides the Sun? (4.2 ly away) - proxima centauri What is the age of the universe? - 14 billion years What is our cosmic address? What is the Local Group? - Earth, solar system, milky way galaxy, local group, local supercluster Order of planets in our solar system - Mercury, venus, earth, mars, jupiter, saturn, uranus, neptune What is the fastest speed in the universe? - speed of light Typical ...

Astro 102 Final Exam Ultimate Study Guide | 100% Correct Answers | Verified | Latest 2024 Version

Astro 101 - Exam 1 UMich Questions & Answers 2023/2024 what is our planet in the solar system - ANSWER-part of the solar system, in the milky way galaxy, in local group of galaxies, in local supercluster how did we come to be - ANSWER-the Big Bang which produced hydrogen and helium where did elements come from - ANSWER-the big bang produced H and He, which are the base of other elements constructed in stars how old are we in comparison to the universe - ANSWER-human civilization is...

ASTRO 1 PSU EXAM #10 SOLVED

How much more light does a 12 meter telescope collect than a 6 meter telescope? - 4 times more In the spectroscopy game, what did you do to produce emission lines in the spectrum? - excite the gas in the box What type of light does not get through earth's atmosphere? - x-ray is light a particle or a wave? - both if a telescope in space is only 1/4 the diameter of a telescope on earth, which of the following is true? - the space telescope has a higher magnification than the larger telesco...

ASTRO 1 PSU- FINAL EXAM

Astro 1 PSU- Final Exam Real Exam Questions And Answers Latest Update

ASTRO 1 EXAM 1 PENN STATE 2024 GUIDE WITH COMPLETE SOLUTION Newton's first law of motion Ans- an object at rest or in motion in a straight line at a constant speed will remain in that state unless acted upon by a force Newton's second law of motion Ans- The acceleration of a body due to a force will be in the same direction as the force, with a magnitude inversely proportional to its mass Newton's third law of motion Ans- for every action, there is an equal and opposite reactio...

ASTRO 1 FINAL EXAM PSU

Astro 102 - Final Exam Set Questions With 100% Correct Answers | Latest Update What is cosmology? - ANSWER : the study of how the distribution of galaxies changes over time How does the size of a supernova compare with the size of the observable universe? - ANSWER : The size of a supernova is 2/3 the size of the observable universe Cepheids with longer periods have... - ANSWER : higher luminosities A Cepheid with a period of 30 days has an average luminosity that is.... - ANS...