Surf Awareness Deep Dive

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