Answer:
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Answer:
I doint understand that question resend it again
Answer: there are three different methods of determining the age of a landform.
1 radiation measurement
2 stratigraphic superposition
3 the fossil record
by using these or a combination of these they determined that the earth is around 4.6 billion years old. and this is where the big bang theory comes into play.
Noble gases.
group 18. elements that are all unreactive .
fixed naming!
Answer:
B, H, E, G, C, D, A, F
Explanation:
The ones closest to the bottom are the oldest
