Earth's Layers and Plate Tectonics Review

Which layer is best described as liquid iron and nickel?

• inner core

• outer core

• mantle

• crust

The inner core is a...

• solid

• liquid

• gas

The lithosphere is ______ and the asthenosphere is _______.

• both brittle

• brittle, plastic/flexible

• plastic/flexible, brittle

• both plastic/flexible

Which layer exists as a collection of tectonic plates?

• asthenosphere

• mantle

• lithosphere

• outer core

Tags

NGSS.MS-ESS2-3

Which layer is the hottest?

• crust

• mantle

• outer core

• inner core

What is the middle part of the mantle that is partially molten rock, or putty like, or semisolid.

• Asthenosphere

• Mesosphere

• Lithosphere

• Crust

Which of the following correctly lists the layers from innermost to outermost?

• inner core, outer core, lower mantle, upper mantle, crust

• lower mantle, upper mantle, crust, inner core, outer core

• lower mantle, inner core, upper mantle, outer core, crust

• crust, inner core, lower mantle, upper mantle, outer core

The continental crust is

• thinner than the oceanic crust

• thicker than the oceanic crust

• the same thickness as the oceanic crust

What are the two types of crust

• continental and oceanic

• ocean and upper

• lower and upper

• pizza and subway

Oceanic crust is made of ______

• Granite

• Basalt

• Cookies

• Water