Earth’s Interior Practice Name ____________________________________
Label the layers of Earth by writing the name of the layer in the blank. Then describe each layer.
Match each term with its definition by writing the letter of the correct definition on the line beside the term in the left column.
_____5. seismic wave
_____ 6. basalt
a. the material that forms Earth’s hard surface
b. the force pushing on a surface or area
c. a force that slowly wears away features of Earth’s surface
d. the study of planet Earth
e. a rock that makes up the core of the continents
f. one of Earth’s great landmasses
g. a wave produced by an earthquake
h. a force that builds up features of Earth’s surface
i. a rock that makes up much of the ocean floor
12. How are P waves different from S waves?
13. How do scientists k now that part of the interior of the Earth is a liquid?