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Copyright
W
ORKSHEET
1: N
AVIGATION
DEVICES
Q1. Define a navigation device and explain why the definition is so wide ranging. (Page 4)
Q2. Using the depth sounder as an example, describe how the integration of devices and procedures are used for safe
navigation. (Page 4)
Q5. Identify two rescue devices that are used in the case where a ship has to be abandoned and name two safety devices that
assist in search and rescue (Page 5)
Q6. Explain the use of a steering compass and identify three features used with this navigation device. (Page 6)
Q7. a. Define term deviation and describe how it is recorded and corrected. (Pages 6 and 7)
b. Identify the deviation for the following ship's headings from the table on page 6,
100
o
240
o
40
o
Q8. Describe how a pleorus is different from the steering compass. (Page 7)
Q9. Describe one difference between a steering compass and a hand-held compass. (Page 8)
