What happens to a light beam that passes through a polarizing crystal? What happens when plane-polarized light passes through a second polarizing crystal set perpendicular to the first crystal?
What will be an ideal response?
A beam of light passing through a polarizing crystal emerges vibrating in only one plane. When plane-polarized light passes through a second polarizing crystal set perpendicular to the first crystal, the light is blocked by the second crystal.
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Seventy-five percent of violent crimes are not reported to the police
a. true b. false
The United States system of government is based upon which of the following concepts?
A. statutory law B. civil law C. federalism D. precedence
In building probable cause, police officers may rely on:
a. direct information and hearsay only. b. direct information, hearsay, and corroborated anonymous tips only. c. direction information only. d. direct information, hearsay, corroborated anonymous tips, and tips from informants.
What measures and tools are available for program evaluation?
What will be an ideal response?