Geologic Time Scale Flashcards
1
Q
Eons
A
Precambrian 4600-542
Phanerozoic 542-current
2
Q
What eon are we in?
A
Phanerozoic
3
Q
Eons in precambrian
A
Hadean 4600-4000
Archean 4000-2500
Proterozoic 2500-542
4
Q
Eras in phanerozoic
A
Paleozoic 542-251
Mesozoic 251-66
Cenozoic 66-current
5
Q
What era are we in?
A
cenozoic
6
Q
Periods in paleozoic
A
SANDWICH OF CS WITH OSD Cambrian 542-488 Ordovician 488-444 Silurian 444-416 Devonian 416-359 carboniferous 359-251
7
Q
What period are we in?
A
Quaternary
8
Q
What epoch are we in?
A
Holocene/recent
9
Q
Cambrian period
A
542-488
10
Q
Ordivician period
A
488-444
11
Q
Silurian period
A
444-416
12
Q
Devonian period
A
416-359
13
Q
Carboniferous period
A
359-251
14
Q
Triassic period
A
251-200
15
Q
Jurassic period
A
200-146
