Pre-Cambrian
Progress
Progress
4 composition of Atmospheric development.
CO2, water vapor, methane, and ammonia
What created first as the Earth cooled and water vapor condensed?
First oceans possibly began
What evolved from accelerating biological complexity?
Sexual Reproduction Evolved
soft-bodied life such as those from what period?
Ediacaran period
Ocean forms in Hadean eon.
True
Why is it Crucial for tracing the evolution of life?
Understanding life's origins
What cause Earth's surface covered with molten rock?
Extreme Heat and Volcanic Activity
Formation of the first stable continents. What is it called?
Cratons
What are the First life appeared on earth?
bacteria and archaea
Fungi evolved in Archean eon
False