Billy Smithh
New member
2. Earth's thin, rocky outer layer is its _____. (1 point)
core
mantle
outer core
crust
3. Earth's core is made of an alloy of _____. (1 point)
iron and nickel
copper and iron
zinc and magnesium
core
mantle
outer core
crust
3. Earth's core is made of an alloy of _____. (1 point)
iron and nickel
copper and iron
zinc and magnesium