What happens to P- waves and S-waves when they encounter the core-mantle boundary, and what does

this change in behavior indicate about the core? What will be an ideal response?


P-wave velocity abruptly decreases, and S-waves disappear, meaning that at least the outer core must
be liquid

Environmental & Atmospheric Sciences

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Which of the following compounds has polar covalent bonds?

A. Ne B. CsF2 C. H2O D. S8 E. CH4

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What is average albedo of Earth?

A. 90 percent B. 30 percent C. 60 percent

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The state of Texas is BEST considered a formal region because

A) only one language is spoken in most of the cities of the region. B) the same state laws apply everywhere in the region. C) religion is the same everywhere in the region. D) transportation systems converge in the major highways of the region. E) it is a part of the United States.

Environmental & Atmospheric Sciences

Beaches can be made of volcanic rock

Indicate whether the statement is true or false

Environmental & Atmospheric Sciences