Earth's Layers

Front

What is the outer core of the Earth primarily made of?

Back

The outer core of the Earth is primarily made of molten metal.

Front

What is the main method of heat transfer from the core to the crust of Earth?

Back

The main method of heat transfer from the core to the crust of Earth is convection.

Front

What layer of the Earth has a consistency similar to silly putty?

Back

The layer of the Earth that has a consistency similar to silly putty is the Asthenosphere.

Front

How does the density of the Earth’s layers change as you move closer to the core?

Back

The density of the Earth’s layers increases as you move closer to the core.

Front

In which layer of the Earth do convection currents occur?

Back

Convection currents occur in the Middle mantle.

Front

What are the three main layers of the Earth?

Back

The three main layers of the Earth are the crust, mantle, and core.

Front

What is the composition of the Earth's crust?

Back

The Earth's crust is primarily composed of solid rock, including silicate minerals.

Tags

NGSS.MS-ESS2-1

Front

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

Back

The inner core is solid and composed mainly of iron and nickel, while the outer core is liquid and also composed of molten iron and nickel.

Front

What role does the asthenosphere play in plate tectonics?

Back

The asthenosphere allows tectonic plates to move due to its semi-fluid nature.

Front

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

Back

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