Topic: Anthro Flashcards | Quizlet

Darwin's observation that bipedalism frees the hand to hold objects led him to hypothesize that tool use was an important selective pressure on bipedalism.

1 Re: How do archaeologists use radiometric dating

An Update On The Triceratops Fossil That Contained Soft. Bones can’t be dated with the potassium/argon method, Bill. Only igneous rock can be dated that way. Now, parts of the geological formation in which the fossils were found have been dated by various radiometric methods, and the consensus is that the rocks themselves are 64-66 million years old.

2 Re: How do archaeologists use radiometric dating

Hello. Nice to meet you