Earth's Interior

Front

What are the two types of crust on Earth?

Back

Continental crust and Oceanic crust.

Front

What is the inner core of the Earth?

Back

The innermost layer of the Earth, composed of solid iron and nickel.

Front

What is the Earth's mantle?

Back

A layer of hot rock located between the crust and the core.

Front

What happens to temperature and density as depth beneath the Earth's surface increases?

Back

Both temperature and density increase.

Front

What is the Asthenosphere?

Back

The layer of the Earth on which tectonic plates move.

Front

What is the outer core?

Back

A liquid layer composed mainly of iron and nickel, located beneath the mantle.

Front

What is the lithosphere?

Back

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

Front

What is the difference between the continental crust and oceanic crust?

Back

Continental crust is thicker and less dense than oceanic crust.

Front

What is the temperature of the Earth's inner core?

Back

Estimated to be around 5,000 to 7,000 degrees Celsius.

Front

What is the primary composition of the Earth's core?

Back

Mainly composed of iron and nickel.