The Precambrian

Topic Page

Questions

• How do we know that the continents were formed during the Precambrian?
• What types of lifeforms existed in the Precambrian?
• How long did the precambrian era last?
• What earth's feature formed during the Precambrian Era?
• Why is it difficult to interpret the rock record of Precambrian time?
• Why is evidence from the Precambrian era scattered and incomplete?
• How many years did the Proterozoic Eon last?