Question

The first of a month is the new moon day. On fifteenth of the same month, which of the following figures would represent the phase of the moon?

• A.

  

• B.

  

• C.

  

• D.

  

Answer 1

The correct option is A

Explanation for Correct answer:

• Option A

1. There will be a full moon day after 15 days of new moon days, so we can see the full moon on the fifteenth day of the same month.
2. Hence, option A is correct.

Explanation for incorrect answer(s):

• Option B

1. The Moon appears as a half-circle on the seventh day after the New Moon.
2. This is referred to as the First Quarter.
3. Hence, option B is not correct.

• Option C

1. The Moon appears as a luminous half circle on the twenty-first day after the New Moon.
2. This is known as the Last Quarter.
3. Hence, option C is not correct.

• Option D

1. Only a thin illuminated circle of the Moon appears on the 25th day after the New Moon.
2. This is referred to as the Waning Crescent.
3. Hence, option D is not correct.

Thus, Option A is the correct answer.