Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
4 Cards in this Set
- Front
- Back
- 3rd side (hint)
Eras |
Major divisions of geologic time that are divided into periods and further subdivided into epochs |
|
|
Epochs |
Divisions of periods (which are the major divisions of eras) in geologic time |
|
|
Fluorine dating |
A relative dating method that compares the accumulation of fluorine in animal and human bones from the same site |
|
|
Chemical dating |
Dating methods that use predictable chemical changes that occur over time |
|