-- card: 15105 from stack: in
-- bmap block id: 0
-- flags: 0000
-- background id: 2707
-- name: #170
----- HyperTalk script -----
on openCard
  global group,rightone
  put 13 into group
  put "B" into rightone
  pass openCard
end openCard



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Question #13

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2C-3.2 What is the meaning of the term "sky-wave propagation"?

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Signals reflected from the moon

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Signals refracted by the ionosphere

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Signals refracted by water-dense cloud formations

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Signals retransmitted by a repeater

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Correct answer is B