질문
문제 이해
37.
Mirrors and other smooth, shiny surfaces reflect light.
We see reflections from such surfaces because the rays
of light form an image on the retina of our eyes.
(A) Keep your eyes on the reflected image while you are
writing and not on your paper. After a little practice, it
will be easier to write "backwards." When your friend
receives such a message he will be able to read it by
holding the paper up to a mirror.
(B) Stand a mirror upright on the table, so that a piece of
paper on the table can be clearly seen in the mirror. Now
write a message that looks right when you look in the
mirror.
(C) Such images are always reversed. Look at yourself in a
mirror, wink your right eye and your left eye seems to
wink back at you. You can use a mirror to □□□□□.
풀이
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유사 문제와 풀이
3