Earth's Formation Quick Check
1. radioactive decay of the impurity, uranium, to become lead
2. The composition of moon rocks and some Earth rocks are similar.
3. 4.6 billion years ago
4. Its hydrogen atoms are heavier than others.
5. Earth collided with a large object which tilted it on its axis.
They should be correct. If they switch the questions around, the answers should still remain correct.
3 answers
I'm sure the cheaters thank you.
Yes!
@oobleck we do, you ain’t hurting no one’s feelings saying that yk
1 answer