The geologic time scale originally ordered Earth's rocks by:

A. absolute age
B. relative age
C. composition
D. decades and centuries

B

Where did scientists originally get their information to develop the geologic time scale?

A. They collected and studied rock samples in Europe
B. They studied rock layers and index fossils around the world
C. They conducted research at libraries
D. They didn't have any information; they just made an educated guess

B

b

b
c
a

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Ramen thx! 100% correct answers are: b, b ,c ,a good luck!

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b

b
c
a
100%