Current flows in a light detection device when __________ collide with its PN junction.

A. electrons
B. protons
C. holes
D. photons


Answer: D

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Cracks in iron heads are commonly repaired with tapered, threaded plugs. This process is known in the industry as ____________________ a crack.

Fill in the blank(s) with the appropriate word(s).

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Landscape horticulture is the set of practices used to sustain soil and water resources in rural areas

Indicate whether the statement is true or false.

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Substantive modification of any part of an organization is

a. organization development. b. organizing. c. organization change. d. organization implementation. e. organizational structure.

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A(n) ____ is a set of instructions the computer must follow to achieve desired results.

A. analog signal B. digital signal C. circuit diagram D. program

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