Layers of the Earth

Front

Which model best represents the inner and outer core of Earth based on physical characteristics? Options: A metal ball bearing (solid) suspended in oil (liquid), Gelatin (red semi-solid) on top of a cracker (brittle solid), A ball of clay (solid) filled with water (liquid), Rubber ball (flexible solid) painted red (thin solid covering).

Back

A metal ball bearing (solid) suspended in oil (liquid).

Front

Oceans, and other bodies of water, are found on which layer of Earth?

Back

Crust

Front

Which feature is accurate in a model of Earth?

• A crust that is the thickest layer.
• An inner core that contains oceans.
• A thin mantle in the center of the model.
• A liquid outer core below the mantle.

Back

A liquid outer core below the mantle.

Front

Which of the following best describes Earth’s asthenosphere?
- Liquid rock that can reach the surface.
- Solid rock that is broken into plates.
- Dense rock that moves the crust.
- Metal rock at the center of the Earth.

Back

Dense rock that moves the crust.

Front

A student constructs a clay model of Earth to show its layers. What property is the model able to share with the real Earth?

Back

positions as the real Earth.

Front

The layer of Earth that is found directly below the lithosphere is called the -

Back

asthenosphere

Front

Which layer of Earth is broken up into giant moving plates?

Back

Lithosphere

Front

Which layer of Earth behaves more like a solid near the top, and more like a liquid near the bottom, where pressure is higher?

Back

Mantle

Front

Earth’s layers are evidence that, over time, Earth has gradually -

Back

cooled into a solid.

Front

Which of Earth’s layers would be best modeled as a metallic sphere?

Back

Inner Core