Answer:
Sedimentary rocks such as limestone or shale are hardened sediment with sandy or clay-like layers (strata). They are usually brown to gray in color and may have fossils and water or wind marks. Metamorphic rocks such as marble are tough, with straight or curved layers (foliation) of light and dark minerals.
Explanation:
<span>Maya and Aztec people lived in a complex political world complete with alliances and different groups.
These civilizations often have to face dangers from many groups in order to fight over resource ownership. To fully establish military security, two tribes often join up with one another in order to protect the area that they use for their day to day activities.</span>
Probably one of the better reasons for them to initiate these wars was that it enabled them to destabilize the region and especially the power of their main rival in Greece in terms of military and economics. At the time this rival was considered to be Athens. The end of the Peloponnessian wars ended with Sparta coming out as the reigning power in those parts of the world and Athens being strongly decimated.
