1.4 Phases of the Moon

Question 1

First quarter

Answer 1

The phase of the moon that occurs about a week after a new moon when the right half of the moon as seen from Earth’s Northern Hemisphere is fully sunlit.

Question 2

Full moon

Answer 2

The phase of the moon that occurs when the side of the moon facing Earth is fully illuminated by sunlight.

Question 3

Last quarter

Answer 3

The phase of the moon that occurs about a week after a full moon when the left half of the moon as seen from Earth’s Northern Hemisphere is fully sunlit.

Question 4

Lunar phase

Answer 4

The shape of the sunlit portion of the moon’s face as seen from Earth, such as waning crescent or last quarter.

Question 5

New moon

Answer 5

The phase of the moon that occurs when the sunlit side of the moon is facing away from Earth.

Question 6

Waning crescent

Answer 6

The phase of the moon that occurs a few days before the new moon when only a sliver of the moon’s sunlit surface is visible from Earth.

Question 7

Waning gibbous

Answer 7

The phase of the moon that occurs in the days following a full moon when more than half of the near side of the moon is still sunlit.

Question 8

Waxing crescent

Answer 8

The phase of the moon that occurs a few days after the new moon when only a sliver of the moon’s sunlit surface is visible from Earth.

Question 9

Waxing gibbous

Answer 9

The phase of the moon that occurs in the days before a full moon when more than half of the near side of the moon is sunlit.