If you saw Comet Halley when the comet was 0.3 AU from Earth and you observed a visible tail 5 degrees long, how long was the tail in kilometers? (Hint: Use the small-angle formula.) (Note: 1 AU = 1.5 ✕ 109 km.)

If you saw Comet Halley when the comet was 0.3 AU from Earth and you observed a visible tail 5 degrees long, how long was the tail in kilometers? (Hint: Use the small-angle formula.) (Note: 1 AU = 1.5 ✕ 109 km.)

Foundations of Astronomy (MindTap Course List)

14th Edition

ISBN:9781337399920

Author:Michael A. Seeds, Dana Backman

Publisher:Michael A. Seeds, Dana Backman

Chapter24: Meteorites, Asteroids, And Comets

Section: Chapter Questions

Problem 26RQ: What is the difference between a comets dust tail and a comets gas tail? What does that tell you...

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Question

If you saw Comet Halley when the comet was 0.3 AU from Earth and you observed a visible tail 5 degrees long, how long was the tail in kilometers? (Hint: Use the small-angle formula.) (Note:

1 AU = 1.5 ✕ 10⁹ km.)

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