Question

Which best explains why the moon has phases?

Group of answer choices

The moon's position changes in relation to the sun and Earth

The sun's position changes in relation to the moon and earth

The earth casts a shadow on the moon as it rotates

The moon rotates along its axis

Answer 1

Answer:

The moon's position changes in relation to the sun and earth

Answer 2

Answer:

the first one

Explanation:

the earth moves around the sun and the moon moves around the earth so when the moon goes behind the earth the sun cannot shine on it