Why did john adams believe that land ownership was vital to society?

Two books are used to model tectonic plates

Which factor was a major cause of the great depression of the 1930?

7. how did the early egyptians use the flooding of the nile river to their advantage? they diverted the water to flood their enemy's lands and destroy their crops. they created an easier way to travel to the mediterranean sea and the indian ocean. they established a new water-based athletic event for the ancient olympics in greece. they devised an innovative irrigation system, which created a surplus of food.