Earth Layers Flashcard

Front

What are the layers of the Earth?

Back

The Earth has four main layers: the Crust, Mantle, Outer Core, and Inner Core.

Front

What is the Crust?

Back

The Crust is the outermost layer of the Earth, where we live. It is solid and relatively thin compared to other layers.

Front

What is the Mantle?

Back

The Mantle is the layer beneath the Crust. It is semi-solid and can flow slowly over time.

Front

What is the Outer Core?

Back

The Outer Core is a liquid layer made mostly of iron and nickel, located beneath the Mantle.

Front

What is the Inner Core?

Back

The Inner Core is the solid center of the Earth, composed mainly of iron and nickel, and is extremely hot.

Front

How does gravity affect the movement of planets?

Back

Gravity from the Sun pulls planets like Earth closer, keeping them in orbit.

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Front

What causes an eclipse?

Back

An eclipse occurs when the Sun, Earth, and Moon align in a specific way, causing one to cast a shadow on the other.

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Front

What is erosion?

Back

Erosion is the process by which natural forces like water and wind wear away rocks and soil.

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Front

How does urbanization affect water drainage?

Back

Urbanization creates surfaces like asphalt and concrete that prevent water from soaking into the ground, leading to increased runoff.

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Front

What is the significance of the Earth's layers?

Back

The Earth's layers play a crucial role in geological processes, including plate tectonics, volcanic activity, and the formation of minerals.

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