Lecture 1 - Life on Earth Flashcards
1
Q
How long ago was earth formed
A
4.54 billion years ago
2
Q
Principle of lateral continuity
A
layers of sediment are laterally continuous
3
Q
Principle of faunal succession
A
uses fossils for relative dating of sedimentary rocks
4
Q
Diagenesis
A
biological and chemical modification of remains