Earth's Layers and Core Flashcard

Front

What are the three main layers of the Earth?

Back

The three main layers of the Earth are the crust, mantle, and core.

Front

What is the outermost layer of the Earth called?

Back

The outermost layer of the Earth is called the crust.

Front

What is the layer beneath the crust?

Back

The layer beneath the crust is called the mantle.

Front

What is the core of the Earth primarily made of?

Back

The core of the Earth is primarily made of 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 type of heat transfer occurs in the mantle?

Back

Convection occurs in the mantle, where warm material rises and cool material sinks.

Front

What is convection?

Back

Convection is the transfer of heat through the movement of fluids (liquids and gases).

Front

What is conduction?

Back

Conduction is the transfer of heat through direct contact between materials.

Front

What is radiation?

Back

Radiation is the transfer of heat in the form of electromagnetic waves.

Front

What is the asthenosphere?

Back

The asthenosphere is a semi-fluid layer of the mantle that allows tectonic plates to move.