The sun astro 7n exam 2 - Study guides, Class notes & Summaries

ASTRO 7N Exam 2Sun's composition - correct answer Composed mostly of gas - hydrogen (73% by mass) and helium (25% by mass)` Sun's stability - correct answer Stable due to balance of gravity (inward force) and gas pressure in its hot interior (outward force) Sun's gas pressure - correct answer Gas pressure provided by nuclear fusion reactions in the Sun's core, going on at a temperature of 15 million degrees Kelvin Sun's diameter and mass compared to Earth - correct answer Diameter:...

Astro 7N Exam 2 Questions and Answers | Verified Updated| Latest 2024. 1. 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 2. If a red giant appears the same brightness as a red main sequence star, which one is farther away? A:...

ASTRO 7N Exam 2Sun's composition - correct answer Composed mostly of gas - hydrogen (73% by mass) and helium (25% by mass)` Sun's stability - correct answer Stable due to balance of gravity (inward force) and gas pressure in its hot interior (outward force) Sun's gas pressure - correct answer Gas pressure provided by nuclear fusion reactions in the Sun's core, going on at a temperature of 15 million degrees Kelvin Sun's diameter and mass compared to Earth - correct answer Diameter:...

Astro 7N exam 2 The Sun; Questions with Complete Solutions 100% Verified what is the sun mostly made of? Correct answer-gas true or false the sun is stable due to balance of gravity and gas pressure in its hot interior Correct answer-true how hot is the sun? Correct answer-15 million degrees kelvin what is the sun diameter? Correct answer-109Xearth what is the sun mass? Correct answer-333,000xEarth

Astro 7N Exam 2 Questions and Answers | Verified Updated| Latest 2024. 1. 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 2. If a red giant appears the same brightness as a red main sequence star, which one is farther away? A:...

Astro 7n Exam 1 (Unit 1 & 2) Quiz Questions with Complete Solutions 100% Verified 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 ...

Astro 7N Exam 1The force of gravity by the Sun keeps the planet in orbit around it, but how do the planets affect the sun? - correct answer They exert an equally strong pull on the sun, causing it move slightly Newton's First Law - correct answer An object at rest stays at rest and an object in motion stays in motion with the same speed and in the same direction unless acted upon by an unbalanced force. ex: if the sun suddenly disappeared, the Earth would continue in the direction that it...

Astro 7N exam 2 The Sun (Answered). 100% correct. Updated 2024/2025.

Astro 7n Unit 1 & 2 Quiz Answers (Exam 1) Question and answers 100% correct 2024 Astro 7n Unit 1 & 2 Quiz Answers (Exam 1) From Earth, in which constellation might you find the planet Saturn? - correct answer Taurus Why don't we see the constellation Orion at night all throughout the year - correct answer As the Earth orbits the Sun, its nighttime side point to different constellations at different points along its orbit When is the best time for you to be able to see the constellati...

Astro 7n Exam 2 Questions And Revised Correct Answers Already Passed 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 furth...