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The phases of the moon are caused by its?

Spherical Shape and orbital motion around Earth

For a first quarter moon, approximately what angle is castward from the sun to the moon?

90 degrees

A lunar eclipse occurs when

Earth passes between the Earth's moon and the sun.

A totally eclipsed moon glows coppery red because?

Red light is better able to pass completely through Earth's atmosphere and reach the moon.

A solar eclipse occurs when?

The Earth's moon passes between Earth and the sun.

The phase of the Moon on a particular night is determined by?

The relative positions of the Sun, Earth, and Moon

On a clear night when an observer in Los Angeles sees a first quarter Moon an observer in London would see?

a first quarter moon

Earth doesn't experience a solar eclipse every month because?

The moon's position is not aligned with the Earth's orbit

The ecliptic can be defined as?

The path traced out by the Sun in our sky over one year against the background stars

A full moon always occurs when?

When the Moon is directly opposite the position of the Sun

The _____ moon is visible above the western horizon a couple of hours before sunrise

Waning gibbous

Total lunar eclipses always occur?

During the time of full moon

A total lunar eclipse is?

Visible to all observers on the side of Earth from which the moon would be visible at that time.

What is not visible during the totality of a total solar eclipse?

The photosphere of the sun

In which direction does the daily motion of the Moon occur in the sky, against the background stars, when viewed from the Earth?

Toward the East

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