RETAKE - FLASHCARD Compositional Layers of Earth

Front

What is the outermost layer of the Earth composed of rock and soil?

Back

Crust

Front

What happens to hotter, less dense magma near the core?

Back

It rises.

Front

Which layer of the Earth is the thickest?

Back

Mantle

Front

What happens to pressure, density, and temperature as you get closer to Earth's core?

Back

They all increase.

Front

What is the layer of molten rock between Earth’s crust and core called?

Back

Mantle

Front

What is the layer of the Earth that is liquid and surrounds the inner core?

Back

Outer Core

Front

What is the innermost layer of the Earth called?

Back

Inner Core

Front

What is the primary composition of the Earth's crust?

Back

Rock and soil.

Front

How does the temperature change as you go deeper into the Earth?

Back

It increases.

Front

What is the main characteristic of the mantle?

Back

It is semi-solid and can flow slowly.