How do ingenuous rocks provide evidence about the earth

How much water is in the ocean in cubic kilometers

Identify, in detail, three environmental effects of agriculture and explain how the actions of farmers cause them. what is the relationship between poverty and obesity in america and why? what are genetically modified organisms? list two pros and two cons for using genetically modified organisms. y'all this is due !

An igneous rock that contains mostly pyroxene and olivine has what type of composistion