1. two students below described a type of earth's outermost layer:

student a: 5–12 kilometers deep
student b: makes up the sea floor

which type of outermost layer did the students describe?

they both described the oceanic type.
they both described the continental type.
student a described the oceanic type and student b described the continental type.
student a described the continental type and student b described the oceanic type.

question 2

the temperature and the pressure on earth's inner core force it to remain a solid.

high, low
low, high
low, low
high, high

question 3

scientists have discovered convection currents inside earth. explain how these convection currents move and what layer(s) they occur in.