Briefly discuss the origin of Earth's atmosphere and oceans. Are the two related to one another? Also, has the atmosphere remained constant over time or has it changed? And if so then how has it changed?

i think the answer is going to be arabian desert!

i believe that if you say you can, you cant and if you say you can't your right. i believe i can do anything i set my mind to. i've applied this with my everyday life. it me get motivated to do stuff.for example, i apply this to do school. if i believe i can finish a whole class in a couple of week's i will be motivated to do the class until i finish it, and if i believe i can't, i will get distracted and do other stuff besides doing my work. it changed me by believing i can accomplish anything i set my mind to.

separation of church and state? not sure what you mean.