BSAC Sports Diver Theory
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When can a sports diver dive with an ocean diver or another sports diver? -
ANSWER✅✅ In conditions already encountered by the ocean diver during their
training and under the supervision of a dive manager.
What's the initial limited depth for a sports diver? - ANSWER✅✅ 20m
What's the progressively extended depth of a sports diver? - ANSWER✅✅ 35m
Is a neap tide small or large? - ANSWER✅✅ Small
Is a spring tide small or large? - ANSWER✅✅ Large
, What causes a neap tide? - ANSWER✅✅ When the Moon is at a right angle to Earth
and the Sun, creating the least amount of gravitational pull in one direction, creating
weak tides.
What causes spring tides? - ANSWER✅✅ The gravity of the sun and moon pull in
the same direction, creating strong tides.
Neap tides coincide with what? - ANSWER✅✅ The quarters of the moon
Spring tides coincide with what? - ANSWER✅✅ New and full moon
What's the average tide cycle in most places? - ANSWER✅✅ 12 hours
How many tide cycles in a day? - ANSWER✅✅ 2
How many high tides in a day? - ANSWER✅✅ 2
How many low tides are there in a day? - ANSWER✅✅ 2
How many times do spring tides occur in a lunar month? - ANSWER✅✅ 2
How many times do neap tides occur in a lunar month? - ANSWER✅✅ 2
What's the tidal range? - ANSWER✅✅ High water - low water
What's slack water? - ANSWER✅✅ At the tides turning point, when the water
speed is at its slowest.
What can make diving on a static site (e.g. a wreck) safer? - ANSWER✅✅ Diving in
slack water
What is ground swell? - ANSWER✅✅ When wind causing wave action on the
surface can be felt on the sea bed.
When is ground swell the roughest? - ANSWER✅✅ When the surface winds go
against the tide/stream/current flow.
Is an incoming or outgoing tide better for visibility? - ANSWER✅✅ Incoming
What are five factors that can affect visibility? - ANSWER✅✅ - bad weather
- tides
- being close to river estuaries
- lots of phytoplankton + zooplankton (most likely to be a problem in spring in most
places.)
-disturbance by divers.
Exam|Brand New Expert Exam
Questions with Clear Correct
Verified Answers|All Graded
A+|Latest Premium Update(2025-
2026)|100% Guaranteed Success.
When can a sports diver dive with an ocean diver or another sports diver? -
ANSWER✅✅ In conditions already encountered by the ocean diver during their
training and under the supervision of a dive manager.
What's the initial limited depth for a sports diver? - ANSWER✅✅ 20m
What's the progressively extended depth of a sports diver? - ANSWER✅✅ 35m
Is a neap tide small or large? - ANSWER✅✅ Small
Is a spring tide small or large? - ANSWER✅✅ Large
, What causes a neap tide? - ANSWER✅✅ When the Moon is at a right angle to Earth
and the Sun, creating the least amount of gravitational pull in one direction, creating
weak tides.
What causes spring tides? - ANSWER✅✅ The gravity of the sun and moon pull in
the same direction, creating strong tides.
Neap tides coincide with what? - ANSWER✅✅ The quarters of the moon
Spring tides coincide with what? - ANSWER✅✅ New and full moon
What's the average tide cycle in most places? - ANSWER✅✅ 12 hours
How many tide cycles in a day? - ANSWER✅✅ 2
How many high tides in a day? - ANSWER✅✅ 2
How many low tides are there in a day? - ANSWER✅✅ 2
How many times do spring tides occur in a lunar month? - ANSWER✅✅ 2
How many times do neap tides occur in a lunar month? - ANSWER✅✅ 2
What's the tidal range? - ANSWER✅✅ High water - low water
What's slack water? - ANSWER✅✅ At the tides turning point, when the water
speed is at its slowest.
What can make diving on a static site (e.g. a wreck) safer? - ANSWER✅✅ Diving in
slack water
What is ground swell? - ANSWER✅✅ When wind causing wave action on the
surface can be felt on the sea bed.
When is ground swell the roughest? - ANSWER✅✅ When the surface winds go
against the tide/stream/current flow.
Is an incoming or outgoing tide better for visibility? - ANSWER✅✅ Incoming
What are five factors that can affect visibility? - ANSWER✅✅ - bad weather
- tides
- being close to river estuaries
- lots of phytoplankton + zooplankton (most likely to be a problem in spring in most
places.)
-disturbance by divers.
