| Answer | % Correct |
|---|---|
| 1. Archean | 84%
|
| 1. Hadean | 75%
|
| Triassic | 71%
|
| 2. Cenozoic | 70%
|
| Cretaceous | 70%
|
| Jurassic | 69%
|
| 2. Mesozoic | 67%
|
| 1. Phanerozoic | 66%
|
| 1. Proterozoic | 65%
|
| 2. Paleozoic | 64%
|
| 2. Mesoarchean | 62%
|
| 2. Neoarchean | 62%
|
| Cambrian | 62%
|
| Quaternary | 62%
|
| 2. Paleoproterozoic | 60%
|
| 2. Neoproterozoic | 58%
|
| 2. Paleoarchean | 58%
|
| Carboniferous | 58%
|
| Paleogene | 58%
|
| 2. Mesoproterozoic | 57%
|
| Permian | 57%
|
| Neogene | 56%
|
| Devonian | 55%
|
| 2. Eoarchean | 53%
|
| Ordovician | 52%
|
| Silurian | 49%
|
| Ediacaran | 36%
|
| Cryogenian | 33%
|
| Tonian | 31%
|
| Ectasian | 27%
|
| Calymmian | 26%
|
| Rhyacian | 22%
|
| Siderian | 22%
|
| Statherian | 22%
|
| Orosirian | 21%
|
| Stenian | 21%
|