The weathering of the earth's surface is known as corrosion. (points : 1)
a. true
b. false

Which of the following is one of the innovations that neolithic farmers become more productive? a) plow b) windmill c) tractor d) reaper

One eoc function is to provide coordinated support to incident command. true or false

Which environmental change allowed people to travel by land between asia and north america a.human apaption to arctic environments b.the introduction to horses to north america c.the formation of ice sheets on land d.a rise in ocean temperatures