Astro 7n exam - Study guides, Class notes & Summaries

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 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 depends on the phase o...

Astro 7N Exam 1 Questions With Complete Solutions!!

Astro 7N Exam 2 Solved 100% Correct!!

Astro 7n Exam 1 Questions with 100%Correct Answers 2024. 1. What two properties of a planet affect the gravity we feel on its surface? A: radius and distance from the Sun B: radius and temperature C: mass and distance from the Sun D: mass and radius E: mass and temperature 2. Two planets have the same radius. If Planet A is 5 times more massive than Planet B, how does gravity differ on the surfaces of the two planets? A: gravity is 5 times stronger on Planet B B: gravity is 5 times...

PSU Astro 7N Exam 2 Questions With Answers 100% Correct!!

According to Newton's Second Law of motion, if the net force acting on the object increases while the mass of the object remains constant, what happens to the acceleration? Hint: Remember F = m * a - correct answer Acceleration Increases If the earth were moved to half its current distance from the sun, how would the force of gravity by the sun on the earth change? Hint: Recall the form of the equation that you derived, earlier in the game: "gravitational acceleration (g) is proport...

Astro 7n Exam 1 Questions With 100% Correct Answers 2024

Astro 7N Exam 1 Questions With 100% Correct Answers 2024

Astro 7N Exam 2 Questions with 100% Correct Answers | Verified | Latest Update 2024

Astro 7n Exam 1 Questions with 100% Correct Answers | Verified | Latest Update 2024