We cannot see the dark side of Mercury because …………..
A.A.
it moves very fast.
B.B.
it always appears just before sunrise or soon after sunset.
C.C.
it always keeps one side towards the sun.
D.D.
it is too far for us to see.
Đáp án và lời giải
Đáp án:C
Lời giải:
Dẫn chứng: Mercury always keeps one side towards the sun. On this side it is always day, on the other side always night. We only see the lighted side.