Will mark plz
why must farmers in the western states of the midwest irrigate?

a. humid
b. tropical
c. dry
d. wet

Which of the layers of the earth has the following three characteristics? i. it is made of molten rock. ii. it has currents that are constantly moving. iii. earth’s plates float on top of its currents.

Which of the following terms describes the layers of air surrounding the earth ?

Migrant workers who fill employment needs in their host country often send remittances to their home countries