Which is more dangerous: touching a faulty 120-V lamp socket or a Van de Graaff generator charged to 100,000 V?
A. Generator.
B. Lamp socket.
C. both equally
D. can't be estimated
Answer: B
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Phospholipids
A. are entirely hydrophilic. B. are either hydrophobic or hydrophilic depending on where in a cell membrane they are found. C. have a hydrophobic portion as well as a hydrophilic portion. D. are entirely hydrophobic.
The greatest cause of death due to snow avalanches is ____
a. ?frostbite b. ?asphyxiation c. ?blunt trauma d. ?pressure e. ?hypothermia
Slack water occurs ____
A) at high tide B) at low tide C) when the current is changing direction D) when water starts rushing out
Development of iron-ore deposits in Venezuela and Australia by U.S. and Japanese automotive companies is an example of backward integration
Indicate whether the statement is true or false