Main sequence star - Study guides, Class notes & Summaries

Astro 7n Exam 2A high-luminosity star... A. is always at a larger distance than a low-luminosity star B. emits more light than a low-luminosity star C. is always redder than a star with a lower luminosity D. is at a lower temperature than a low-luminosity star E. is always at a smaller distance than a low-luminosity star - correct answer B If a red giant appears the same brightness as a red main sequence star, which one is further away? A. the red giant B. we cannot tell C. it...

Astro 7n Exam 2 Question and answers 100% correct 2024 Astro 7n Exam 2 A high-luminosity star... A. is always at a larger distance than a low-luminosity star B. emits more light than a low-luminosity star C. is always redder than a star with a lower luminosity D. is at a lower temperature than a low-luminosity star E. is always at a smaller distance than a low-luminosity star - correct answer B If a red giant appears the same brightness as a red main sequence star, which one i...

True & False The objective of SOL performance tuning on the client side is to generate an SOL query that returns the correct answer in the least amount of time, using the maximum amount of resources on the server side All database transactions must display at least the properties of Atomicity, consistency, convenience, and isolation Database recovery techniques are based on the isolation transaction property which indicate that the data used during execution of a transaction cannot...

GED Test 740 Questions with Verified Answers "WOW! Mom rides a kayak at noon." How are the underlined words alike? - CORRECT ANSWER They are palindromes Who was the author of Common Sense: Thomas Paine or Thomas Jefferson? - CORRECT ANSWER Thomas Paine What is NOT a real shark: hammerhead, shovelhead, or tigerhead? - CORRECT ANSWER tigerhead What is the force that slows down an object or stops its motion? - CORRECT ANSWER friction Which is greater than 90 degrees: an acute angle...

Space Exploration|Complete Questions with A+ Graded Answers main sequence a diagonal area on an H-R diagram that includes more than 90 percent of all stars white dwarf A small, hot, dim star that is the leftover center of an old star Luminosity the true brightness of an object light year the distance light travels in one year blueshifted the doppler shift toward shorter wavelengths of light from an approaching object Redshifted stars moving away from Earth Ne...

Astro 1 Exam 2 PSU | 100 Verified Questions with 100% Correct Answers | Updated for Academic Year Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. - What is the order of the planets with distance from the Sun? Venus - Which planet has the highest surface temperature? Jupiter - Which planet has the largest mass? Uranus - Which planet has the largest tilt of its spin axis? Mercury - Which planet has the largest temperature variations? Venus - Which planet rotates backw...

If star Alpha Centauri moved to 10 miles faster than it is now, the parallax angle would? correct answers get smaller What do you need to measure in order to determine a stars luminosity? correct answers Apparent brightness and distance Which of these stars clusters is oldest? correct answers A cluster whose brightest main sequence stars are yellow What two factors of info do you need for characteristics of stars? correct answers Its mass and it's stage of life Star A and B are iden...

Where does (did) a hub send data? A. Only to the receiving system B. Only to the sending system C. To all the systems connected to the hub D. Only to the server Correct Answer To all the systems connected to the hub; A hub sends data to all the systems connected to it. What uniquely identifies every NIC? A. IP address B. Media access control address C. ISO number D. Packet ID number Correct Answer Media Access Control (MAC) address What Windows utility do you use to find the MAC ad...

PHSC 102 Final Bushnell MSU 2024 Exam Questions with Correct Answers How long does the sunspot cycle last, on average? - Answer -about 11 years The vibrations of the Sun reveal information about - Answer -the interior structure of the sun True or False? The most abundant element in the Sun is helium. - Answer -False What is it about the Sun's corona that astronomers don't understand? - Answer -The corona is much hotter than layers of the Sun that are closer to the solar interior. ...

Network+ N10-008 All-in-One Exam Guide with Complete Solutions Where does (did) a hub send data? A. Only to the receiving system B. Only to the sending system C. To all the systems connected to the hub D. Only to the server - Correct Answer ️️ -To all the systems connected to the hub; A hub sends data to all the systems connected to it. What uniquely identifies every NIC? A. IP address B. Media access control address C. ISO number D. Packet ID number - Correct Answer ️️ -Medi...