The ________ is an elevational point that divides an entire continent into large drainage basins
A) Appalachian Mountains
B) Continental Divide
C) Watershed
D) Sediment production zone
Answer: B
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Minerals are chemically classified by their ____________________ or ____________________. Fill in the blank(s) with the appropriate word(s)
Entering a new job at a small medical testing facility, Ben is cautioned to handle certain chemicals carefully. Wondering what harm some of these chemicals can potentially cause, Ben asks a coworker
The coworker says, "Well, I think they can cause cancer if you breathe the fumes." Ben wants to be certain. According to OSHA guidelines, Ben should A) read the relevant material safety data sheets. B) search the Internet for medical articles related to these compounds. C) ask the supervisors about the dangers of the substances he handles. D) check the information on the HAZMAT signs in his workplace.
The heat energy released when water vapor changes to a liquid is called
a. ?specific heat of evaporation. b. latent heat of fusion. c. ?latent heat of fission. d. ?latent heat of condensation. e. ?specific heat of condensation.
What temperature conditions are generally necessary for the decarboxylation of a carboxylic acid?
A) temperatures below room temperature B) room temperature C) temperatures slightly above room temperature D) very high temperatures