| 3000 million years ago
the atmosphere of the earth began to settle. Land masses began to form. There were fewer volcanoes and earthquakes. The first tiny, living cells formed beneath the protective surface of the water. |
 |
| 5: 3000 Million Years Ago |
| 3000 million years ago
the atmosphere of the earth began to settle. Land masses began to form. There were fewer volcanoes and earthquakes. The first tiny, living cells formed beneath the protective surface of the water. |
|
