We define the direction of an electric field to be the direction of force on
A. a negatively charged particle.
B. any charged particle.
C. a positively charged particle.
D. none of the above
Answer: C
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Who invented the mercury barometer?
A. Aristotle B. Newton C. Coriolis D. Torricelli
Answer the following statement(s) true (T) or false (F)
1. The barren landscape in Mediterranean regions today is partly the result of human activities. 2. The Black Triangle of chemical contamination is found along the Czech, Polish, and East German borders. 3. Russia is now a member of NATO. 4. Beginning in the 1970s the European Union (EU) invested large sums of money to improve infrastructure in lagging regions of Europe. 5. Most decisions in France are made in Paris by a very centralized form of government.
The dominant cooling process on Earth results from condensation
Indicate whether the statement is true or false
As the total world population approaches 10 billion, what is one issue that consumers will inevitably need to address?
A) There will not be enough food for 10 billion people, so consumers will need to consider euthanasia and forced starvation. B) As we approach 10 billion people, we will likely run out of renewable resources. C) Lifestyles and behaviors will need to follow a path of minimizing the consumption of resources. D) Attitudes and lifestyles will need to follow a path of increasing consumption of resources. E) Nonrenewable resources will need to be replenished.