Geological Time Scale

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Geology

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21 Terms

1
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<p>What Eon is this?</p>

What Eon is this?

Proterozoic

2
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<p>Which Eon is this?</p>

Which Eon is this?

Archaen

3
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<p>Which Eon is this?</p>

Which Eon is this?

Hadean

4
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<p>What are these three Eon’s known as?</p>

What are these three Eon’s known as?

Pre-Cambrian

5
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<p>What is this eon?</p>

What is this eon?

Phanerozoic

6
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<p>What era is this?</p>

What era is this?

Paleozoic

7
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<p>What era is this?</p>

What era is this?

Mesozoic

8
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<p>What era is this?</p>

What era is this?

Cenozoic

9
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<p>What Period is this?</p>

What Period is this?

Quarternary

10
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<p>What period is this?</p>

What period is this?

Paleogene

11
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<p>What period is this?</p>

What period is this?

Neogene

12
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<p>What period is this?</p>

What period is this?

Cretaceous

13
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<p>What period is this?</p>

What period is this?

Jurassic

14
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<p>What period is this?</p>

What period is this?

Triassic

15
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<p>What period is this?</p>

What period is this?

Permian

16
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<p>What period is this?</p>

What period is this?

Pennsylvanian

17
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<p>What period is this?</p>

What period is this?

Mississippian

18
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<p>What period is this?</p>

What period is this?

Devonian

19
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<p>What period is this?</p>

What period is this?

Silurian

20
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<p>What period is this?</p>

What period is this?

Ordovician

21
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<p>What period is this?</p>

What period is this?

Cambrian