Question

1. the lithosphere is made up of the ________ and a tiny bit of the ______ ________.
2. the plates of the lithosphere move (or float) on this hot, malleable ________ _______

zone in the upper mantle, directly underneath the lithosphere. this is known as the
____________________________________.

1. the layer of earth that is the only liquid layer is the _________ ___.

Explanation:

• For question 2: The lithosphere is composed of the crust (the outermost solid layer) and a small part of the upper mantle.
• For question 3: The asthenosphere is a hot, malleable zone in the upper mantle. Lithospheric plates move (or float) on it.
• For question 4: The outer core is the only liquid layer of the Earth.

Answer:

1. crust; upper mantle
2. asthenosphere
3. outer core