Scuba Diving Underwater Navigation

Question 1

What is the most basic tool used for underwater navigation?

Accepted Answer

Underwater compass

Answer

Dive computer

Answer

Depth gauge

Answer

Surface marker buoy

Question 2

What is the reciprocal bearing of 90 degrees?

Accepted Answer

270 degrees

Answer

180 degrees

Answer

45 degrees

Answer

360 degrees

Question 3

What is the 'natural navigation' technique in scuba diving?

Accepted Answer

Using underwater landmarks, surge patterns, and sunlight direction to navigate

Answer

Following a compass bearing throughout the dive

Answer

Trailing a reel line back to the entry point

Answer

Counting kick cycles to estimate distance

Question 4

What does the term 'kick cycle' refer to in underwater navigation?

Accepted Answer

A unit used to estimate distance traveled underwater

Answer

A fin kicking exercise in training

Answer

The leg motion pattern for efficient propulsion

Answer

A cyclical back-and-forth dive route

Question 5

When navigating a square pattern underwater, what degree turn is made at each corner?

Accepted Answer

90 degrees

Answer

45 degrees

Answer

180 degrees

Answer

60 degrees

Question 6

What is a guideline or reel used for in underwater navigation?

Accepted Answer

Mark a path through low-visibility environments like caves or wrecks

Answer

Measure depth during the dive

Answer

Tether the diver to the anchor line

Answer

Signal the dive boat with tug patterns