Question

The Earth is 4.6 Billion years old and has maintained the same atmosphere the whole time.
Responses

True
True

False

Answer 1

False. The Earth's atmosphere has changed significantly over its 4.6 billion-year history. It has gone through various phases, including a primordial atmosphere, a secondary atmosphere formed from volcanic outgassing, and significant transformations due to biological processes, such as the Great Oxidation Event, which occurred around 2.4 billion years ago.