Which of earth's layers is comprised mainly of extremely hot liquid metals?

a. crust
b. mantle
c. outer core
d. inner core

Imagine that the ice at the north pole is melting much more quickly than anywhere else on earth. which of these questions is the best example of one of the three questions geographers might ask in this situation? a. when is the biggest fishing season near the north pole? b. why is ice melting faster at the north pole than anywhere else? c. how many species of whales inhabit the waters near the north pole? d. how do human populations survive in cold areas near the north pole?

In 1870, which path would settlers moving west from el paso to los angeles have followed? a) old spanish trail b) gila trail c) california trail d) oregon trail

Which characteristics are true of the arabian desert? multiple answers choose all answers that are correct. a. is mostly below sea level b. covers almost the entire arabian peninsula c. contains the largest sand sea in the world d. has very few people living there