Earth's Layers and Alfred Wegener

When two plates slide past each other moving in opposite directions what type of boundary occurs?

• transform boundary

• convergent boundary

• divergent boundary

Tags

NGSS.MS-ESS2-3

When two plates move away from each other what type of boundary occurs?

• transform boundary

• convergent boundary

• divergent boundary

Tags

NGSS.MS-ESS2-3

The outermost, thinnest, compositional layer of the Earth is called the

• crust

• mantle

• inner core

• outer core

Select all that are true about the inner core.

• It is made of iron and nickel

• It is solid

• It is liquid

• It is at the center of Earth

Which layer do the tectonic plates sit on?

• Crust

• Lithosphere

• Asthenosphere

• Mantle

The crust and the rigid upper part of the mantle make up which physical layer?

• lithosphere

• asthenosphere

• mesosphere

• inner core

The lithosphere is broken into pieces called

• tectonic sections

• tectonic plates

• tectonic portions

• tectonic collisions

Select the three compositional layers of Earth.

• crust

• lithosphere

• mantle

• core

Which is true about oceanic crust?

• It is thicker than continental crust

• It is more dense than continental crust

• It is less dense than continental crust

• It makes up the mantle

Which layer of earth is molten (liquid metal)?

• inner core

• outer core

• crust

• lithosphere