Question:
What eclipse happen every full moon?
A.Lunar eclipse
B.Solar eclipse
C.Annular eclipse
D.Total eclipse
My answer:
A. lunar eclipse
Explanation:
A lunar eclipse only occurs during a full Moon, when the Sun, Earth and Moon are all aligned. But despite the Moon only taking 29.5 days to orbit Earth and complete a cycle from full Moon to full Moon, there are only on average about three lunar eclipses every year.