Why do you think there are three criteria for Kepler’s for finding Earth-like planets? Why do you think NASA came up with these specific criteria?

In a economy individuals answer the three basic and the central authority or leaders have little say in the economy.

Which environment would most likely not contain fossils? a a thick deposit of cracked, dried mud b sediment deposited in a sandy river bed c intrusive rock formed from cooled magma d layers of sand accumulated for a century

The chemical or mechanical process by which rock is gradually broken down eventually becoming soil