Layers of earth

Front

What is the crust made up of?

Back

Rocks and minerals.

Front

Which is the smallest layer in the earth?

Back

Crust.

Front

What is the biggest layer in the earth?

Back

Mantle.

Front

What is the coolest layer?

Back

Crust.

Front

What is the outer core made up of?

Back

Liquid, iron, and nickel.

Front

What are the three main layers of the Earth?

Back

Crust, mantle, and core.

Front

What is the mantle primarily composed of?

Back

Silicate minerals.

Front

What is the temperature of the inner core?

Back

Extremely hot, around 5,000 to 7,000 degrees Celsius.

Front

What is the state of matter of the outer core?

Back

Liquid.

Front

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

Back

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