$1,000,000
$500,000
$250,000
$125,000
$64,000
$32,000
$16,000
$8,000
$4,000
$2,000
$1,000
$500
$300
$200
$100
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$100 QUESTION
A cathode ray is
A. a stream of positive particles
B. a stream of negative particles
C. identical to light rays
D. is made up from radioactive particles
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