Question

predict one night an observer in the northern hemisphere sees that the moon is in the first quarter. what lunar phase pattern would the observer see in the following three weeks? a. third quarter -> full moon -> new moon b. full moon -> third quarter -> new moon c. full moon -> new moon -> third quarter d. third quarter -> new moon -> full moon

Explanation:

The lunar phases progress in a specific order. After the first - quarter moon, about a week later is the full moon, then about a week after the full moon is the third - quarter moon, and about a week after the third - quarter moon is the new moon. In three weeks starting from the first - quarter moon, the sequence is full moon → third quarter → new moon.

Answer:

B. full moon → third quarter → new moon