5. How did access to limited resources lead to cooperation within the Hohokam? The need for wood to construct homes and for winter heating led the Hohokam to come together to gather supplies.
The need for water to farm in the desert brought the Hohokam together to construct an irrigation system.
The need for turquoise for trading motivated the Hohokam to cooperate to dig and operate mines.
The need for obsidian for tools and to trade encouraged the Hohokam to form quarrying expeditions.

Newtons second law deals most cosely with

Calculate the molar mass of aluminum oxide (al2o3). express your answer to four significant figures.

Select the correct text in the passage. which sentences describe examples of sustainable living? i live in an old apartment building downtown, but my company is based in an office park on the outskirts of the city. i drive an old car that needs to be replaced. i plan to buy a hybrid for better gas mileage, but for now i am able to carpool with a couple of friends from work. the drive to the office park is about 45 minutes each way, but we do get to work in a modern building. the architects just received a leed certification for the design.