How could you use seismic-wave travel velocities to determine if magma is present below a restless volcano?
What will be an ideal response?
Liquids should have slower seismic velocities than solid rock; S waves do not pass through magma.
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Why was Irish Bishop James Ussher so far off about the age of Earth?
A) He based his estimation on the literal interpretation of the Bible. B) He was a bit off on his calculations. C) He did not account for the fact that Earth cools in more ways than just one. D) He was correct.
Which of the following is a secondary air pollutant?
A) chlorofluorocarbons B) carbon monoxide C) ozone D) sulfur dioxide E) mercury
Which of the following is carried by tRNAfMet during the formation of the pre-initiation complex?
A) flavinmethionine B) fluoromethionine C) formylmethionine D) fullermethionine
Which of the following sectors produces the most hazardous waste?
A. residential B. small businesses C. industry D. grocery stores