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WorksheetsSurf Awareness Deep Dive
Total questions: 16
Worksheet time: 4mins
What is the driving force in wave generation?
Wind
Tide
Weather
COVID19
Wind blows across the surface of the ocean, causing what?
Rips
Tides
Swells
COVID19
Swell, or wave size, is determined by what three factors?
Distance, intensity, speed
Distance, intensity, length of time
Strength, duration, fetch
Distance, intensity, length of COVID19
Swell ________ refers to the process of distance, intensity, and length of time
propagation
propeller
property
proponent
What are the swell characteristics lifesavers should be aware of when assessing surf conditions?
swell period, significant wave height, swell time
swell period, significant wave height, swell direction
swell period, significant marine life, swell properties
Large and small wave patterns are called:
sets and lulls
lulls and sets
patterns and lapses
big and small
What is "shoaling"
Swells approaching shallow water, becoming larger and slowing down
Swells breaking on a reef with immense power
Swells spread out over a wide area like a bay
Swell social distancing
What is "focusing"
Swells approaching shallow water, becoming larger and slowing down
Swells spread out over a wide area like a bay
Swells breaking on a reef with immense power
Swell social distancing
What is "defocusing"
Swells approaching shallow water, becoming larger and slowing down
Swells spread out over a wide area like a bay
Swells breaking on a reef with immense power
Swells social distancing and losing focus
Which wave type is the safest?
Surging
Spilling
Plunging
Which wave type is usually break in shallow water?
Surging
Spilling
Plunging
What increases the frequency of plunging waves?
Low tides
High tides
COVID19
Which wave type does not lose speed or gain height?
Plunging
Surging
Spilling
Which wave type is a common cause of spinal injuries?
Plunging
Surging
Spilling
True or false? Offshore winds results in a smoother ocean surface.
True
False
True or false? Onshore winds result in choppy conditions and spilling waves.
True
False
