What is the valence shell electron configuration of all the noble gases except for helium?
A) ns2
B) ns2np3
C) ns2np6
D) np8
C
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Which of the following does not describe a neutron?
A. It is more difficult to detect than a proton or an electron. B. It is often associated with protons. C. It is much more massive than an electron. D. It is a nucleon. E. It has a positive charge equivalent but opposite of an electron.
Which of the following is the main reason that a delta forms when a stream flows into a lake or sea?
A) The stream flows backward during high tide. B) Ocean waves push the sediment up onto the beach. C) The velocity of the stream decreases. D) The stream began downcutting during the ice ages. E) None of these are correct.
Which of the following is an issue encountered when planning urban open space?
A. the cost of managing the space B. the other uses to which the space could be put C. the cost for the public to use the space D. the cost to develop the space E. All of these are issues.
According to the CFL criterion
A) a good forecast does not require a fast computer. B) it is impossible to achieve fine resolution. C) coarse-grid spacing will always be required. D) fine resolution in space requires small time steps. E) all of the above