Astronomy 100 Study guides, Class notes & Summaries

Planetary ___ have common plane and direction, low eccentricity; correct answers orbits ___shows similar order; correct answers Rotation Moons have similar ___. correct answers motions Orbital spacing ___random. correct answers not Terrestrial and Jovian planets show ___ and composition correct answers trends in size The collapse of an interstellar cloud. As the cloud contracts, it rotates faster, and the outer parts flatten into a disk. This can be observed happening elsewhere in...

Which layer of the sun does nuclear fusion take place? - Core Which layer of the sun is between the photosphere and the radiation zone? - Convection zone What two forces in the sun balance to determine the physical size of the sun? - Gravity and Radiation pressure How does the density of the sun change as the distance from the center of the sun increases? - decreases How does the temperature of the sun change as the distance from the center of the sun increases? - decreases How does ener...

Astronomy 1010 Final Exam with 100% correct Answers

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

To find the most accurate distance to a nearby star using parallax, astronomers could compare the view of the star against the background stars at what times of the year? - In January and July Which of the following correctly expresses the distance to a nearby star? - 1.3 parsecs Consider two stars (Y and Z) that both exhibit parallax. Star Z appears to move back and forth against the background stars by a greater amount than Y. Which star is farther away from Earth? - Star Y A star has a p...

Astronomy 102 Final Exam | 100% Correct Answers | Verified | Latest 2024 Version

Which of the following wavelength regions cannot be studied with telescopes on the ground? A) Radio waves B) Ultraviolet C) X rays D) both B and C E) both A and C - D) both B and C Earth and the people living on it are made mostly of carbon, oxygen, calcium, assorted rocks, and metals. Where did these materials come from? A) It was produced in the Big Bang. B) It was created by chemical reactions in interstellar space. C) It was produced by nuclear fusion in stars. D) It was made by o...

Astronomy 102 Exam Questions | 100% Correct Answers | Verified | Latest 2024 Version

Star correct answers large glowing ball of gas that generates heat and light through nuclear fusion Planet correct answers a moderately large object that orbits a star, it shines by reflected light, planets may be rocky, icy or gaseous in composition Moon (satellite) correct answers an object that orbits a planet Asteroid (minor planet) correct answers a relatively small and rocky object that orbits a star Comet correct answers a relatively small and icy object that orbits a star ...

Astronomy 104 Ole Miss, Torma, Exam 2 | Questions with 100% Correct Answers | Latest Update 2024 | Verified