Which among the following is thicker under the continents than under the ocean floor? 

What is made up of many kinds of rocks? 

What is also known as lithosphere? 

Hot rocks form magma in which layer?

Which among the following forms the ocean floor? 

Which among the following is molten rock found in the hot interiors of the Earth? 

What is acknowledged that the lithosphere is broken into several big and small plates? 

Which among the following includes all types of landmasses found on the surface of the Earth? 

The Earth's core is divided into how many parts? 

The Earth is divided into how many different layers?