Front

What are the four main layers of the Earth?

Back

Crust, Mantle, Outer Core, Inner Core.

Front

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

Back

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

Front

What state of matter is the outer core?

Back

The outer core is in a liquid state.

Front

What layer of the Earth lies directly above the outer core?

Back

The mantle.

Front

What is the Earth's crust?

Back

The Earth's crust is the outermost layer of the Earth, consisting of solid rock.

Front

How do the Earth's magnetic poles behave?

Back

The Earth's magnetic poles randomly move throughout the day.

Front

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

Back

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

Front

What is the thickness of the Earth's crust compared to other layers?

Back

The crust is the thinnest layer of the Earth.

Front

What is the mantle primarily composed of?

Back

The mantle is primarily composed of silicate rocks that are rich in iron and magnesium.

Front

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

Back

The temperature of the inner core can reach up to 5,700 degrees Celsius (10,300 degrees Fahrenheit).

Tags

NGSS.HS-ESS2-3