Proxima centauri - Study guides, Class notes & Summaries

CPCS 181 – INTRODUCTION TO ASTRONOMY QUESTIONS WITH VERIFIED ANSWERS | COMPLETE SET Quiz 1 Question 1 1 point A light-year is ⬜ an interval of time □ a measure of length ⬜ an indication of speed Question 2 1 point This telescope image was taken of the Andromeda Galaxy, which is located about 2.5 million ly away from us. This image shows how the Andromeda Galaxy ⬜ looks right now □ looked in the past ⬜ will look in the future Question 3 1 point Which of the follow...

LUOA Earth Science Module 10 Questions and Answers Graded A+ Which type of star emits radio waves? Pulsars Dead stars are ________________ , and they no longer undergo nuclear fusion black dwarfs Stars that appear to pulsate but are non-pulsating are called ___________________. eclipsing binary stars Some stars expand and contract giving off varying intensities of brightness. These are _______________. pulsating stars Stars of average size and average temperature are called _______________. ...

- FIELD OF VIEW - The area visible in an image. Usually given as the diameter of the region. HOW LARGE IS THE FIELD OF VIEW? - 1 mile wide or 1.6 km wide WHAT TYPE OF SYSTEM DO ALL SCIENTISTS USE TO MEASURE SIZES? - The metric system. What is the SI unit of force? - The newton named after Isaac newton What is the SI unit of energy? - Joule (J) How is density expressed in Si units? - Kilograms per cubic meter Temperature is expressed on what scale? - Kelvin scale What is the ...

CPCS 181 – INTRODUCTION TO ASTRONOMY QUESTIONS WITH VERIFIED ANSWERS | COMPLETE SET Quiz 1 Question 1 1 point A light-year is ⬜ an interval of time □ a measure of length ⬜ an indication of speed Question 2 1 point This telescope image was taken of the Andromeda Galaxy, which is located about 2.5 million ly away from us. This image shows how the Andromeda Galaxy ⬜ looks right now □ looked in the past ⬜ will look in the future Question 3 1 point Which of the followin...

LUOA Earth Science Module 10 Questions and Answers 100% Pass Which type of star emits radio waves? Pulsars Dead stars are ________________ , and they no longer undergo nuclear fusion black dwarfs Stars that appear to pulsate but are non-pulsating are called ___________________. eclipsing binary stars Some stars expand and contract giving off varying intensities of brightness. These are _______________. pulsating stars Stars of average size and average temperature are called _______________. ...

Astronomy correct answers The study of the origin, nature, and evolution of the universe and its parts. Even though astronomy deals with large objects... correct answers Our understanding of them is rooted in atomic and subatomic physics. The Astronomical Unit correct answers (AU) ~93,000,000 miles. The distance from the Earth to the Sun. Pluto is _______ AU from the sun. correct answers 39 AU. Speed of Light correct answers 186,000 mi/sec. 3 x 10^8 m/sec The Light Year correct an...

5. Observe: Click Flip tile. A. What unit is given now? millimeters B. Click Submit. How many millimeters wide is a human egg cell? 0.121 mm 6. Practice: Turn off Show result. Make sure Metric units only and Distance are selected. Click Next, and use what you’ve learned to solve another unit conversion problem. For each problem, list the units given, the units asked for, and the solution. A. On a caterpillar’s map, all distances are marked in millimeters. The caterpillar’s map show...

Which planet is named after the Greek god who personified the sky? Uranus An animal that eats only meat is called a(n) Carnivore The chemical process in which electrons are removed from a molecule is called Oxidation What is a single unit of quanta called? Quantum Light waves travel at a rate of about 186,000 miles per second The largest planet in the solar system is Jupiter The intestines are part of the Digestive Joints that hold bones fi...

remote sensing satellites may study Mars, Jupiter, etc. - ANSWER-F "looking back" at Earth Most orbital debris consists of items astronauts have left in space - ANSWER-F satellite debris GPS consists of a constellation of satellites - ANSWER-T Astronauts suffer from bone loss due to reduced structural load of microgravity - ANSWER-T Total impulse is a measure of the rocket's efficiency - ANSWER-F Isp A good chemical rocket might have an Isp of 400 s - ANSWER-T Ideal rock...

1. Which of the following definitions best describes a constellation? a. a region of the sky containing a certain star pattern b. a group of very bright stars c. a group of very faint stars d. the dividing line between the north and south celestial hemispheres ANSWER: a 2. How many official constellations are there? a. 98 b. 88 c. 13 d. 55 ANSWER: b 3. Which of the following best describes the Big Dipper? a. an asterism b. a faint star near...