Electrons are made to flow in a wire when there is

A) an imbalance of charges in the wire.
B) more potential energy at one end of the wire than the other.
C) a potential difference across its ends.


C

Environmental & Atmospheric Sciences

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Gasoline prices have doubled in a large Midwestern city and may continue to rise in the future. What may happen in this situation?

A) People who live in the suburbs will want larger vehicles to drive. B) People who live in the suburbs may press local politicians and city planners to develop better mass transit for the area. C) People who live in the suburbs will become active supporters of increased mass transit options. D) Some people who live in the suburbs will search for new places to live closer to where they work. E) B, C, and D may all take place in this situation.

Environmental & Atmospheric Sciences

A long, narrow glacially-eroded inlets in which the sea extends inland are known as

A) cirques. B) tarns. C) fjords. D) paternoster.

Environmental & Atmospheric Sciences

Which of the following removes larger particles from sewage by screening or settling?

A. primary sewage treatment B. tertiary sewage treatment C. activated sludge sewage treatment D. secondary sewage treatment

Environmental & Atmospheric Sciences

Which of the numbered features is a pyroclastic column?

A. 1 B. 2 C. 3 D. 4 E. 5

Environmental & Atmospheric Sciences