science - help fast pls
posted by chris .
1. a geologist claims to have found a sealed chamber below earths surface filled with air that is over 3.6 billion years old. How would such air be different from the air we breath today?
2. scientist think that the first life forms probably arose from nonliving materials. Explain how Urey and Millers experiment supports this theory
3. What do scientists think were the characteristics of the first life forms?