Plate Tectonics

Front

Which layer in Jamal's scale model of Earth should be the thinnest? Options: Mantle, Crust, Outer core, Inner core

Back

Crust

Front

The following diagram shows a cross-section of Earth. Which letter represents the location of the asthenosphere?

Back

C

Front

The following diagram shows a cross-section of Earth. Which letter represents the location of the asthenosphere?

Back

C

Front

Which of these describes the lithosphere and the asthenosphere?

Back

The lithosphere is rigid and immovable, and the asthenosphere is hot and flowing.

Front

Which best describes Earth’s crust? It is composed of continental and oceanic plates.

Back

It is composed of continental and oceanic plates.

Front

Which best summarizes the composition of Earth's core? Options: It contains a solid outer region surrounding a liquid iron core., It contains a liquid outer region surrounding a solid iron core., It contains a semi-liquid rock outer region surrounding a liquid core., It contains a basalt, semi-liquid outer region surrounding a solid core.

Back

It contains a liquid outer region surrounding a solid iron core.

Front

In which layer of Earth can a garden and rocks be found? Options: Exosphere, Hydrosphere, Lithosphere, Stratosphere

Back

Lithosphere

Front

Which layer of Earth's internal structure is composed mostly of solid iron and nickel? Options: layer W, layer X, layer Y, layer Z

Back

layer Z

Front

The following diagram shows a cross-section of the mid-Atlantic Ridge. Which area is likely the oldest crust?

Back

The area farthest from the ridge is likely the oldest crust.

Front

Which of the following statements best explains why the lower mantle of Earth is much more rigid and dense than the upper mantle? Options: The lower mantle is older than the upper mantle., The lower mantle is cooler than the upper mantle., The lower mantle is under more pressure than the upper mantle., The lower mantle is farther from the core than the upper mantle.

Back

The lower mantle is under more pressure than the upper mantle.