The time interval used to measure the absolute age of rocks by radiometric dating is called the ____.
A) radioisotope unit
B) radiometric unit
C) radiometric life
D) radioisotope life
E) half-life

Question

Quizplus · Accepted Answer

The correct term is "half-life," which refers to the time required for half of the radioactive atoms in a sample to decay. This concept is fundamental in radiometric dating to determine the absolute age of rocks and fossils.

The Time Interval Used to Measure the Absolute Age of Rocks