See what we can offer to your school
"SimpleStudy just makes sense...”
Get the best plan for your school
15 cards from this deck
Preserved remains/traces of organisms from millions of years ago
No oxygen/moisture prevents microbes, preserving tissues
Minerals replace decaying teeth/shells/bones into rock-like form
Footprints, burrows, rootlets fossilize as ground hardens
Soft-bodied organisms decayed completely, left few remains
Hominids
6 million years ago
4.4 million years ago
Ardipithecus ramidus
3.2 million years ago
Australopithecus afarensis
1.6 million years ago
Homo erectus
Arched, no ape big toe; adapted for walking not climbing
Much larger, similar to human brain size
Select your subjects, and get access to A+ resources today.