1.)a.)s-waves do not pass through:
the asthenosphere
the outer core
the mantle
the lithosphere
b.) approximately how thick is the lower mantle:
220 km
2,200 km
220,000 km
22 km
22,000 km
c.) the most voluminous layer of the earth is:
the continental crust
the ocean crust
the mantle

Imagine you work as a consultant, and your daily job involves listening to the constructive criticism of others. as part of your job, you must listen to opposing viewpoints to make important decisions. in this activity, you are a consulting dam engineer. you must make a decision about four different dams; should they be repaired, taken down, or left alone? you will listen to contrasting opinions about what should be done with the dams before you make the final decision. as the consulting dam engineer, what do you decide to do with this dam? explain your reasoning. by making your decision, did you support the opinions of the mayor and/or the dam safety official? why or why not? (site 1)