Waves

Question 1

Constructive formation

Answer 1

Distant weather systems generate the waves out at sea

Question 2

Destructive formation

Answer 2

Local storms are responsible for forming these waves

Question 3

Constructive form and break

Answer 3

Low surging waves with a long wavelength
Strong swash, weak backwash

Question 4

Destructive form and break

Answer 4

High plunging waves with short wavelength
Weak swash, strong backwash

Question 5

Wavelengths and frequency

Answer 5

Constructive- up to 100m, 6-8 per min
Destructive- generally less than 20m, 10-12 per min

Question 6

Wave periods

Answer 6

Constructive- one every 8-10 seconds
Destructive- one every 5-6 seconds