1. What is an astronomical unit (AU)? How many meters is one AU? 2. How many seconds are in one year? 3. Are the planets accelerating as they orbit the Sun? If so, what force is acting on them to cause the acceleration? Be specific

1. What is an astronomical unit (AU)? How many meters is one AU? 2. How many seconds are in one year? 3. Are the planets accelerating as they orbit the Sun? If so, what force is acting on them to cause the acceleration? Be specific

An Introduction to Physical Science

14th Edition

ISBN:9781305079137

Author:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres

Publisher:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres

Chapter15: Place And Time

Section: Chapter Questions

Problem 2SA: What, on a sphere, is analogous to a two-dimensional Cartesian coordinate system?

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1. What is an astronomical unit (AU)? How many meters is one AU?

2. How many seconds are in one year?

3. Are the planets accelerating as they orbit the Sun? If so, what force is acting on them to cause the acceleration? Be specific.

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