When light passes through common windowpane, its angle of emergence is
A) usually less than its angle of incidence.
B) always less than its angle of incidence.
C) the same as its angle of incidence.
D) usually more than its angle of incidence.
E) always more than its angle of incidence.
Answer: C
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Pulverized rock is believed to make up the Moon's
a. rays. b. craters. c. rills. d. plains (maria).
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Indicate whether the statement is true or false
The gravitational field around close binary stars is defined by _______________ lobes
Fill in the blank(s) with correct word