Electrons flowing in an electric circuit move by
A. colliding with molecules.
B. interacting with an established electric field.
C. bumping other electrons.
D. none of the above
Answer: B
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Recycling aluminum is most important for
A. Saving energy B. Reducing pollutants in the air and water C. Saving landfill space D. Saving raw materials (the ore) E. All of these
When a pidgin becomes the first language of a group of speakers—who may have lost their former native tongue through disuse—the resulting language is known as a:
A) Neotongue B) Second Language C) Toponym D) Creole
The types of material involved in mass movements include:
a. mud b. regolith c. rock d. snow and ice e. all of the above
Why doesn't interior drainage, such as the drainage that develops in deserts, flow out of the desert?
A) The water flows underground. B) The water fills large lakes. C) The water evaporates. D) The water freezes.