Key Beds, Absolute Dating and FOSSILS- 21.4. Index Fossils.
Today is Tuesday, September 15 th, 2015 Pre-Class: We will be starting with a concept map today, followed by some information…and stuff… In This Lesson:
The Periodic Table The Periodic Table gives us SO much information about the world around us, but first you have to know how to read it! Each of these.
