Word Analysis. Examine the words and/or phrases for each question below and determine the relationship among the majority of words/phrases. Choose the option which does not fit the pattern.
A) Uranium-238
B) Rubidium-87
C) Carbon-14
D) Potassium-40

Question

Word Analysis. Examine the words and/or phrases for each question below and determine the relationship among the majority of words/phrases. Choose the option which does not fit the pattern.
A) Uranium-238 
B) Rubidium-87 
C) Carbon-14 
D) Potassium-40

Quizplus · Accepted Answer

Carbon-14 is used for dating relatively recent organic materials, while the others (Uranium-238, Rubidium-87, Potassium-40) are used for dating geological formations and much older materials.