SDI Final Exam Questions and Answers | Latest Update 2024/2025
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Course
SDI
Institution
SDI
Objects under water appear:
1: The same size as they do on land.
2: Twice as large as they do on land.
3: Closer and larger than they do on land.
4: Smaller and farther away than they do on land.
~~> Closer and larger than they do on land.
As you descend:
1: Colors appear to fade.
2: Re...
Which of the following best describes the formation of surf?
1: Waves energy, rebounding from its impact with shore, crashes into
oncoming waves, causing them to break.
2: Entering shallow water forces wave energy upward, making the wave crest
unstable and causing it to break.
3: A wave encountering shallow water begins to slow at its bottom, while the
top of the wave continues at its previous speed. This causes the wave to
break.
4: As waves enter shallow water, the distance between wave crests (wave
length) shortens, increasing the tendency to break.
✓ ~~> Only the third answer (A wave encountering shallow water begins
to slow at it bottom, while the top of the wave continues at its previous
speed; this causes the wave to break) is correct.
Surge:
Master01 | September, 2024/2025 | Latest update
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