Earth's Layers Quiz

Which of the following correctly lists Earth's layers from the innermost layer to the outermost layer?

• inner core, outer core, mantle, crust

• crust, mantle, outer core, inner core

• outer core, inner core, mantle, crust

As you travel further into the Earth, the pressure _______.

• decreases

• increases

• stays the same

Which layer is a solid metal ball made of mostly nickel and iron?

• inner core

• outer core

• mantle

Which layer is mostly composed of liquid nickel and iron?

• inner core

• outer core

• mantle

The movement of Earth’s plates is caused by convection currents found within which layer?

• inner core

• outer core

• mantle

Which layer is made of the three different types of rock: igneous, metamorphic, and sedimentary?

• mantle

• crust

• outer core

Which of the following correctly lists Earth’s layers from coldest to hottest?

• crust, mantle, outer core, inner core

• inner core, outer core, mantle, crust

• crust, mantle, inner core, outer core

Which layer is responsible for Earth’s magnetic field?

• inner core

• outer core

• mantle

Which of the following best explains why earth’s inner core is solid?

• low temperature

• high temperature

• high pressure

Which of the following correctly explains the difference between the inner core and the outer core?

• The outer core is hotter than the inner core.

• The inner core has lower pressure than the outer core.

• The outer core is fluid, and the inner core is a solid.