There are many theories for how life started on earth. After reading many theories, I found the Lighting and Panspermia theory the most interesting. These two theories made the most sense to me even though they don’t have much in common. The Lighting theory is the idea of chemicals from earth’s early atmosphere working together with chemicals and lighting from erupting volcanoes in order to create the first life on earth. The second theory is the Panspermia theory, the idea that earth’s first life dame from outer space. The Lighting theory is the idea of Earth’s first life starting with lightning and gases from volcanic eruptions. Earth’s early atmosphere a billion years ago was mostly filled with hydrogen, ammonia, and methane with lots
