Earth's Layers

What is a word that essentially means "weak ball?"

Which layer is the largest layer of the Earth?

Which form of heat transfer is in the asthenosphere and causes the tectonic plates to move around?

Which layer of Earth is broken up into tectonic plates?

Which layer(s) of Earth make up the lithosphere? Check all that apply.

Which layer(s) of Earth make up the asthenosphere? Check all that apply.

Which layer is the only liquid layer of the Earth?

Which layer(s) of Earth are made of less-dense materials such as silicates? Check all that apply.

Which layer(s) of Earth are made of denser materials such as iron and nickel? Check all that apply.

Which of these are types of crust? Select all that apply?