Page 326 - ABCTE Study Guide_Neat
P. 326
Asthenosphere - resides just below the lithosphere and is thought to be relatively plastic based on
seismic evidence
Outer core – molten – 2890 km to 5150 km
Inner core – solid – 5150km to 6371km
Question:
Describe the constituency of the Earth.
A The Earth is a uniform solid object.
B The Earth is a solid object made of layers that do not interact.
C The Earth consists of interactive layers of different materials with distinct properties.
D The Earth is an object made from layers of materials with different properties that do
not interact.
Answer
The correct answer is C. We know from seismic wave, microwave, and sonar analyses, that the Earth is
not a uniform solid, but an interactive series of layers with different properties and materials.
