Fuel cells can be ____________________ or Teflon-based polymers.
Fill in the blank(s) with the appropriate word(s).
solid oxides
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An outside storage tank is welded to have inside dimensions of 7.7 cm (diameter) and 13.3 cm (height). Find, in cubic centimeters, the volume of the tank. Round the answer to the nearest hundredth.
The difference between a bird's-eye view and a worm's-eye view of a cube is that you are looking down two different ____ of the cube.
A. diagonals B. faces C. edges D. vertices
Signs of distracted drivers include
The first step to determining if bioremediation is the most efficient way to decrease the level of toxic waste in soils is to:
a. treat sample materials with active microbes b. study the site periodically for recyclability c. ask state agencies to consider closing the site d. solicit regulatory agencies for contaminants