The pressure remaining in a water distribution system when water is flowing is the _____ pressure.

a. residual
b. flow
c. operating
d. static


Answer: a. residual

Environmental & Atmospheric Sciences

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Indicate whether the statement is true or false.

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The Megatons to Megawatts program involves a U.S.-Russian agreement to

A) use uranium from Russian nuclear warheads as fuel for U.S. nuclear power plants. B) use uranium from U.S. nuclear warheads as fuel for Russian nuclear power plants. C) store high-level nuclear waste in common sites, buried in the bottom of the Atlantic Ocean. D) convert uranium from nuclear weapons into fuel to power spacecraft.

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Please select the proper description of the silicon-oxygen tetrahedron.

a. a pyramidal shape with four triangular faces, an oxygen ion at three vertices and one oxygen ion in the center, and a silicon ion at the remaining vertex b. a pyramidal shape with four triangular faces, a silicon ion at each vertex, and an oxygen ion at the center of the pyramid c. a pyramidal shape with four triangular faces, an oxygen ion at each vertex, and a silicon ion at the center of the pyramid d. a pyramidal shape with three triangular faces, an oxygen ion at each vertex, and a silicon ion at the center of the pyramid e. a pyramidal shape with three triangular faces, a silicon ion at each vertex, and an oxygen ion at the center of the pyramid

Environmental & Atmospheric Sciences

Stratified drift is sorted by glacial ice as the glacier begins to melt and drop its load of sediment

Indicate whether the statement is true or false

Environmental & Atmospheric Sciences