Relative to the oldest rocks that have been found on the earth, the oldest lunar rocks are
A) very much younger.
B) somewhat younger.
C) about the same age.
D) older.

Question

Quizplus · Accepted Answer

The oldest rocks on Earth are about 4 billion years old, while the oldest lunar rocks collected by Apollo astronauts are about 4.4 billion years old. Therefore, the oldest lunar rocks are older than the oldest rocks on Earth.

Relative to the Oldest Rocks That Have Been Found on the Earth