Physics, 16.09.2021 01:00 lalllda

Which allowed scientists to determine that Earth was at least 4.3 billion years old? A. magnetic field surrounding zircon

B. the radioactive decay of uranium to lead

C. the electrical conductivity of uranium ions

D. chemical reactivity of zircon ions

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Which allowed scientists to determine that Earth was at least 4.3 billion years old? A. magnetic f...