Question

Since 1969 what has happened to the footprints left by the Apollo 11 astronauts?
A:The astronauts were required to clean up their footprints, so the Moon would remain pristine.
B:Erosion will gradually wear them away, but at a much slower rate than on Earth.
C:They have long since vanished because of fierce Solar winds.
D:They are as they were in 1969 because there is no air or water on the Moon to disturb them.

Answer 1

option D is correct answer

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