Earth's Interior

Front

How do scientists know about the structure of the interior of the Earth?

Back

Scientists know about the structure of the Earth's interior primarily through the study of seismic waves generated by earthquakes.

Front

What elements make up the composition of the OUTER CORE?

Back

The outer core is primarily composed of iron and nickel.

Front

Which layer of the Earth makes up the majority of the Earth's volume?

Back

The mantle makes up the majority of the Earth's volume.

Front

What is the outermost layer of the Earth called?

Back

The outermost layer of the Earth is called the crust.

Front

Is the Inner Core a liquid ball of fire?

Back

FALSE. The Inner Core is solid and extremely hot.

Front

What is the layer beneath the crust called?

Back

The layer beneath the crust is called the mantle.

Front

What are seismic waves?

Back

Seismic waves are waves of energy that travel through the Earth, often generated by earthquakes.

Front

What is the composition of the INNER CORE?

Back

The inner core is primarily composed of solid iron and nickel.

Front

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

Back

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

Front

What role do seismic waves play in understanding Earth's interior?

Back

Seismic waves help scientists determine the composition and state of Earth's interior layers.