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card_45698.txt
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Text File
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1991-04-08
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870b
|
42 lines
-- card: 45698 from stack: in
-- bmap block id: 0
-- flags: 4000
-- background id: 7720
-- name: #144
----- HyperTalk script -----
on openCard
global group,rightone
put 13 into group
put "B" into rightone
pass openCard
end openCard
-- part contents for background part 20
----- text -----
Question #13
-- part contents for background part 1
----- text -----
4BC-2.1 When the earth's atmosphere is struck by a meteor, a cylindrical region of free electrons is formed at what layer of the ionosphere?
-- part contents for background part 11
----- text -----
The F1 layer
-- part contents for background part 27
----- text -----
The E layer
-- part contents for background part 28
----- text -----
The F2 layer
-- part contents for background part 29
----- text -----
The D layer
-- part contents for background part 43
----- text -----
Correct answer is B