Which of the following statements is true?
a. P waves don't go through the outer core.
b. The P wave velocity of the lower mantle is greater than that of the outer core.
c. The P wave velocity of the lower mantle is less than that of the outer core.
d. The P wave velocity of the lower mantle is the same as that of the outer core.
Answer: B
Chemistry
- Which of the following objects, all moving at the same speed, will have the highest de Broglies wavelength?
- Which of the following is a correct formation reaction?
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- Which of the following is a weak base?
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- Which of the following will produce a precipitate?
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- An element with the atomic number twelve
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