Topography and the Earth: Earth Layers Based on Physical Properties

The video explains the Earth's structure, comparing the crust to an apple's skin. It details the lithosphere, a cool, rigid layer made of major plates like the North American Plate. Beneath it lies the asthenosphere, a warmer, gooey layer with convection currents that drive plate movements.

What is the lithosphere compared to in terms of thickness?

• The crust of a pie

• A thick blanket

• A layer of cake

• The skin of an apple

Which of the following is a characteristic of the lithosphere?

• It is a gaseous layer

• It is a liquid layer

• It is a cool, rigid layer

• It is a hot, molten layer

Which major plate holds the North American continent?

• Eurasian Plate

• Pacific Plate

• North American Plate

• African Plate

What is the texture of the asthenosphere compared to?

• Cold ice

• Hot fudge

• Solid rock

• Liquid water

What process in the asthenosphere helps move tectonic plates?

• Radiation

• Condensation

• Convection currents

• Evaporation