Question 1
The youngest rocks found on the Moon by Apollo missions are ________ than all but a few rocks on Earth.
◦ younger
◦ almost as old as
◦ older
◦ the same age as
Question 2
The Moon has highland areas which ________ the height of mountains on Earth.
◦ far surpass
◦ are much less than
◦ are exactly the same as
◦ approach