Scuba Quiz 5 - Navigation

Objective: answer 7 questions correctly. JavaScript required!


1. A reciprocal heading is ______ from the original course?

180 degrees
90 degrees
45 degrees
120 degrees

2. The most accurate method of approximating distance underwater, besides using a tape measure, is ______?

kick cycles
arm spans
air consumption
elapsed time

3. To navigate a triangle, the turns must be ____ degrees.

30
60
120
160

4. Sand ripples usually ________ the shoreline.

point towards
near
are perpendicular
parallel

5. A kick cycle is _________?

one right and one left kick
one kick (either right or left)
10 kicks
the number of kicks needed to swim 100'

6. The permanent line across the face of the compass, usually 2 red line, is called the _______?

the lubber line
the reference line
the directional line
the bisection line

7. To navigate a course you point the ________ at your destination.

bisection line
directional line
lubber line
reference line

8. The rotating outer ring is called the _________?

bezel
crown
directional reference
circular reference

9. A compass needs to be held level to avoid ____?

glare on the compass face
magnetic interference
the bezel turning
trapping the needle

10. To navigate a square, the turns must be ____ degrees?

90
45
180
120

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