Elements in group 2 are all called alkaline earth metals. what is most similar about the alkaline earth metals?

To solve their problems, mesopotamians used irrigation, a way of supplying water to an area of land. to irrigate their land, they dug out large storafe basins to hold water supplies these ditches brought water to the feilds. to protect their feilds from flooding, farmers built up the banks of the tigris and euphrates.hope ths !

Although nominated by the president, the courts are confirmed by congress