Technician A says that reflection means a light passes through something and a different color comes out the other side. Technician B says that reflection means light bounces off of a surface and a color is viewed. Who is correct?
A. Technician A only
B. Technician B only
C. Both Technicians A and B
D. Neither Technician A nor B
B. Technician B only
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Which lamp produces a cool color tone?
a. Halogen b. High-pressure sodium c. Incandescent d. Daylight-simulating fluorescent
When too much metal has been removed from a head's surface, a ____ can be installed to compensate.
A. gasket B. plug C. cork D. shim
All of the following are true of the Inca, Mayan, and Aztec civilizations except they
A. had advanced agricultural practices based primarily on the cultivation of maize. B. lacked the technology of the wheel. C. had the use of large draft animals such as the horse and oxen. D. built elaborate cities and carried on far-flung commerce. E. had talented mathematicians, which allowed them to make accurate astronomical observations.
Determine the current flowing through an element if the charge flow is given by