Layers of Earth - Unit 4 - Checkpoint RC

Front

What happens to the temperature as you move deeper into the Earth's core?

Back

The temperature gets hotter.

Front

Is the Earth's crust thin?

Back

Yes, the Earth's crust is relatively thin compared to other layers.

Front

What are seismic waves?

Back

Seismic waves are the energy radiated in all directions from the focus due to an earthquake.

Front

What is the hottest layer of the Earth?

Back

The inner core is the hottest layer of the Earth.

Front

Is the mantle solid or liquid?

Back

The mantle is solid.

Front

What are the main layers of the Earth?

Back

The main layers are the crust, mantle, outer core, and inner core.

Front

What is the outer core primarily made of?

Back

The outer core is primarily made of liquid iron and nickel.

Front

What is the difference between the inner core and outer core?

Back

The inner core is solid, while the outer core is liquid.

Front

What is the role of the mantle in plate tectonics?

Back

The mantle's convection currents drive the movement of tectonic plates.

Front

What are tectonic plates?

Back

Tectonic plates are large sections of the Earth's crust that move and interact with each other.