21st Century Astronomy
6th Edition
ISBN: 9780393428063
Author: Kay
Publisher: NORTON
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Chapter 3.1, Problem 3.1ACYU
To determine
How did the ancients know that the planets are different from stars.
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Chapter 3 Solutions
21st Century Astronomy
Ch. 3.1 - Prob. 3.1ACYUCh. 3.1 - Prob. 3.1BCYUCh. 3.2 - Prob. 3.2CYUCh. 3.3 - Prob. 3.3CYUCh. 3.4 - Prob. 3.4CYUCh. 3 - Prob. 1QPCh. 3 - Prob. 2QPCh. 3 - Prob. 3QPCh. 3 - Prob. 4QPCh. 3 - Prob. 5QP
Ch. 3 - Prob. 6QPCh. 3 - Prob. 7QPCh. 3 - Prob. 8QPCh. 3 - Prob. 9QPCh. 3 - Prob. 10QPCh. 3 - Prob. 11QPCh. 3 - Prob. 12QPCh. 3 - Prob. 13QPCh. 3 - Prob. 14QPCh. 3 - Prob. 15QPCh. 3 - Prob. 16QPCh. 3 - Prob. 17QPCh. 3 - Prob. 18QPCh. 3 - Prob. 19QPCh. 3 - Prob. 20QPCh. 3 - Prob. 21QPCh. 3 - Prob. 22QPCh. 3 - Prob. 23QPCh. 3 - Prob. 24QPCh. 3 - Prob. 25QPCh. 3 - Prob. 26QPCh. 3 - Prob. 27QPCh. 3 - Prob. 28QPCh. 3 - Prob. 29QPCh. 3 - Prob. 30QPCh. 3 - Prob. 31QPCh. 3 - Prob. 32QPCh. 3 - Prob. 33QPCh. 3 - Prob. 34QPCh. 3 - Prob. 35QPCh. 3 - Prob. 36QPCh. 3 - Prob. 37QPCh. 3 - Prob. 38QPCh. 3 - Prob. 39QPCh. 3 - Prob. 40QPCh. 3 - Prob. 41QPCh. 3 - Prob. 42QPCh. 3 - Prob. 43QPCh. 3 - Prob. 44QPCh. 3 - Prob. 45QP
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- What do you see in this image that indicates this planet formed far from the Sun?arrow_forwardWhich of the following is not a physical characteristic of a Jovian planet? (16.5) (a) gaseous (b) relatively high density (c) rocky/ice cores (d) rapid rotationarrow_forwardWhich meteorites are the most useful for defining the age of the solar system? Why?arrow_forward
- According to the nebular theory, which planet is most likely to be gaseous rather than rocky?arrow_forwardList the Jovian planets in order of increasing distance from the Sun.arrow_forwardWhich of the following is abundant on the Earth but not on the other seven planets? (16.3) (a) oxygen (b) water (c) life (d) all the precedingarrow_forward
- Why is Pluto not considered a major planet, and what other peculiarity distinguishes it from the major planets?arrow_forwardDo all planetary systems look the same as our own?arrow_forwardWhere would you look for some “original” planetesimals left over from the formation of our solar system?arrow_forward
- Venus’s average distance from the Sun is 0.72 AU and Saturn’s is 9.54 AU. Calculate the circular orbital velocity of Venus and Saturn around the Sun. (Notes: The mass of the Sun is 1.991030 kg. An AU is 1.501011 m.)arrow_forwardWhich of the following statements concerning the terrestrial planets is false? (16.4) (a) Mercury and Venus can never be in opposition. (b) All have magnetic fields except Venus. (c) All rotate clockwise as viewed from above the North Pole. (d) They are relatively close to the Sun.arrow_forwardHow do the planets discovered so far around other stars differ from those in our own solar system? List at least two ways.arrow_forward
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