Layers of the Earth 6th Grade REVIEW

Front

What layer of Earth do living organisms inhabit?

Back

The crust.

Front

Which layer of Earth is responsible for Earth's magnetic field?

Back

The core.

Front

Describe Layer 3 and Layer 5 in the Earth's layers diagram.

Back

Layer 3 is the mantle and Layer 5 is the crust; both layers are cooler than Layer 1.

Front

List the layers of Earth from innermost to outermost.

Back

Inner core, outer core, lower mantle, upper mantle, crust.

Front

What is Layer 1 in the model of Earth's layers?

Back

The inner core, which is a solid, dense layer made mostly of iron.

Front

What is the outer core primarily composed of?

Back

Liquid iron and nickel.

Front

What is the lithosphere?

Back

The rigid outer layer of the Earth, including the crust and upper mantle.

Front

What is the main characteristic of the mantle?

Back

It is semi-solid and allows for convection currents.

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 temperature range of the inner core?

Back

Approximately 4,000 to 5,000 degrees Celsius.