8.4 Earth's Interior

Front

What is the thinnest layer of the Earth?

Back

Crust

Front

Which type of wave can travel through the outer core?

Back

P-Wave

Front

Which layer of the Earth's interior is composed of liquid material?

Back

Outer core

Front

What layers make up the mantle?

Back

Mesosphere, Asthenosphere, part of Lithosphere

Front

What is the name of the layer that contains the upper layer of the upper mantle and crust?

Back

Lithosphere

Front

What is the composition of the Earth's crust?

Back

Solid rock, primarily silicate minerals.

Front

What is the primary characteristic of the asthenosphere?

Back

It is semi-fluid and allows for the movement of tectonic plates.

Front

What is the temperature range of the outer core?

Back

Approximately 4,000 to 6,000 degrees Celsius.

Front

What is the main difference between P-Waves and S-Waves?

Back

P-Waves can travel through liquids and solids, while S-Waves can only travel through solids.

Front

What is the role of the inner core in Earth's structure?

Back

It is solid and composed mainly of iron and nickel, contributing to Earth's magnetic field.