True or false 1+1=2 and 2+2=1020384784372643274627854657428

What group has historically made up the largest portion of immigrants in mexico?

Which summarizes the relationship between density of an element and its distribution in earth? a. the greater an element’s density, the greater the amount of it found in the crust. b. the denser an elements is, the smaller the amount of it earth core. c. the greater an elements density, the smaller the amount of it’s found in the crust

Wegeners theory of continental drift states that the continents have changed throughout history while the theory of plate tectonics