From Creation of Earth to 3000 BC
ANSWERS
4.5 billion B.C.
An Eon of geologic time from about 3.8 billion years ago to 2.5 billion years ago.
The literal meaning of Eon is an immeasurable length of time. In geology its the longest unit of geologic time spanning on two or more eras.
The 4 units of geologic time in order of longevity are: Eon, Era, Period, Epoch.
Prokaryotic Cells.
Proterozoic Eon
From about 2.5 billion years ago to 542 millions years ago.
Euokaryotic Cells
Phanerozoic Eon
From 542 million years ago to the present day.
Paleozoic, Mesozoic, Cenozoic
From 542 million years to 299 million years ago.
Cambrian, Ordovician, Silurian, Deronian, Carboniferous, Permian.
From 542 million years to 488 million years ago.
Shellfish, Trilobites
From 488 million years to 444 million years ago
Fish, Chordates
From 444 million years to 416 million years ago
Vascular Land Plants
From 416 million years ago to 359 million years ago
Amphibians, Insects
Carboniferous Period
Mississippian Epoch and Pennsylvanian Epoch.
From 359 million years to 318 million years ago.
Fern Forests
From 318 million years to 299 million years ago
Reptiles
From 299 million years to 251 million years ago
Triassic, Jurassic, Cretaceous
From 251 million years to 200 million years ago
From 200 million years to 145 million years ago
From 145 million years to 65 million years ago
Dinosaurs, Mammals
Birds
Primates, Flowering plants
A member of an order of Mammals with large brain and complex hands and feet, including human, apes and monkeys.
Paleogene, Neogene
Paleocene, Eocene, Oligocene
65 million years to 56 million years ago
56 million years to 34 million years ago
34 million years to 23 million years ago
Miocene, Pliocene, Pleistocene, Holocene
From 23 million years to 5.3 million years ago
From 5.3 million years to 1.8 million years ago
From 1.8 million years to 11500 years ago
From 11500 years ago to the present day
Grazing and Carnivorous Mammals
Pleistocene Epoch
About 2.3 billion years ago
Pleistocene Epoch
During Pleistocene Epoch - 1.8 million years to 11500 years before the present day.
Major Division of the Cenzoic Era [ Commencing about 23 million years ago and up to the present day].
Most recent of the major eras of the geologic time.
3 bill ion B.C.
600 million B.C.
4.4 million B.C. in Aramis, [Found in 1994]
Kenya
Lucy
2.5 million B.
Homo Erectus
Africa
Homo Erectus
1.7 million B.C.
South Africa
Use of Fire and advanced tools
35000 B.C.
18000 B.C.
15000 B.C.
Its body of water which separates Asia from North America. It connects Bering Sea (an arm of the Pacific ocean) with the Arctic ocean. The narrowest part of the strait is between Cape Dezhnyov (Dezhnyova Mys) in Russia and Cape Prince of Wales in Alaska. The distance between the two capes is 82 km.
10000 B.C.
10000 B.C. - 4000 B.C.
The areas of modern Iraq and eastern Syria between the Tigris and Euphrates rivers.
5500-3100 B.C.
5000 B.C.
Sumer
- Sumer was an ancient country of western Asia, comprising areas as approximately in Babylonia [lying between the Tigris and Euphrates rivers, south of modern Baghdad, Iraq.]
4241 B.C.
4000 B.C.
3760 B.C.
3500 B.C.
3000 B.C.
3000 B.C. by Egyptians and Sumerian
3400 B.C.
New Stone Age - The latest period of the Stone Age, between 8000 B.C. and 5000 B.C. characterized by the development of settled agriculture and use of polished tools and weapons.
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