Question

bob and carol are both observing the moon at exactly the same time. however, bob is in miami and carol is in los angeles. bob observes the moon in the first quarter phase. in what phase will carol observe the moon to be?
waxing crescent
full moon
new moon
waxing gibbous
first quarter

Explanation:

The moon's phase is the same for all observers on Earth at the same time, regardless of their location. So if Bob sees the moon in the first - quarter phase, Carol will also see it in the first - quarter phase.

Answer:

first quarter