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Judge how deep the pool really is

Exercise and reference answers

Missing parts
  1. Answer
    shallower
    Choices
    1. shallower
    2. deeper
  2. Answer
    three quarters
    Choices
    1. four thirds
    2. three quarters
Complete the statement
Viewed from air, a pool of water looks {0} than it really is, with an apparent depth of {1} of the real depth.
Instructions
Tap a word and then a fraction to complete the sentence about how deep a pool looks.

Explanation

_Source: syllabus Physics Part II, Ch 9 §9.3 'Real and apparent depth'_
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