Answered: The galaxy Carina III is 8.58 × 1020 m…

The galaxy Carina III is 8.58 × 1020 m away from the Earth. How long does light from this galaxy takes to reach the Earth? (Assume 3.15 x107 seconds = 1 year).

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter16: Fundamentals Of Light

Section16.2: The Wave Nature Of Light

Problem 17PP

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Question

HW 7

The galaxy Carina III is 8.58 × 1020 m away from the Earth. How long does light from this
galaxy takes to reach the Earth?
(Assume 3.15 ×107 seconds = 1 year).

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