Question

Sadira makes a graphic organizer to show how geologists and archaeologists use radioisotopes.

Which labels belong in the regions marked X and Y?

A. X: Uses carbon-14
Y: Uses uranium-238
B. X: Uses uranium-238
Y: Determines ages of objects
C. X: Determines ages of objects
Y: Uses uranium-238
D. X: Uses isotopes with short half-lives
Y: Determines ages of objects

Answer 1

B. X: Uses uranium-238

Y: Determines ages of objects

Step-by-step explanation:

Answer 2

B.) The correct answer is B I'm 100% sure, i just took the test