How does the moon's physical characteristics make it easier for scientists to study than the sun? Responses

A. The moon is closer to Earth so it is easier to see and visit.

B. The moon is solid so it is easier for astronauts to visit.

C. The moon is not as bright as the sun so it is easier to view through a telescope.

D. All of the other answer choices

2.Earth completes one rotation every 24 hours. The moon completes one rotation about every 28 days. How are the day/night cycles different on the moon and on Earth?
Responses

A. The moon's day/night cycle takes 28 days instead of 24 hours.

B. On the moon, it is always daytime.

C. On the moon, it is always nighttime.

D. The moon has a week/month cycle instead of a day/night cycle.

Scientists noticed that climate changes on Earth cycled through about every 11 years. The scientists realized the changes were affected by the sun. Which feature of the sun causes these Earth climate changes?
Responses

A. None of the other answer choices

B. Solar flares

C. The corona

D. Sunspots