Answered: As seen in the sky from here on Earth,…

As seen in the sky from here on Earth, at the instant when the Moon is 90° east of the Sun, it is at the phase. At that time, it looks like exactly of the Moon is lit up.

Applications and Investigations in Earth Science (9th Edition)

9th Edition

ISBN:9780134746241

Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa

Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa

Chapter1: The Study Of Minerals

Section: Chapter Questions

Problem 1LR

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Question

As seen in the sky from here on Earth, at the instant when the Moon is 90° east of the
Sun, it is at the
phase.
At that time, it looks like exactly
of the Moon is lit up.

Expert Solution

Step 1: Lunar eclipse

A lunar eclipse is a celestial occurrence that takes place when the Earth moves in front of the Sun and Moon, casting its shadow on the Moon. The Moon can appear to change color during a lunar eclipse, usually taking on a reddish or copper colour.