Waves

Question 1

What is a constructive wave?

Answer 1

A wave that has low energy and a strong awash and weak back wash

Question 2

How will a constructive wave felt the profile of a beach?

Answer 2

It will deposit sediment of the beach making it steeper

Question 3

What is a destructive wave?

Answer 3

Hight energy wave with a weak swash and strong back wash

Question 4

How do destructive waves effect a beach profile?

Answer 4

They make the beach less steep

Question 5

What is the wave frequency constructive waves?

Answer 5

6-8 per minute

Question 6

What is the wave frequency of a destructive wave?

Answer 6

10-12 per minute

Question 7

What is the wavelength and form of a constructive wave?

Answer 7

Low surging, Long wavelength (up to 100m)

Question 8

What is the wavelength of a destructive wave and it’s form

Answer 8

Hight plunging waves Short wavelength (less than 20m)

Question 9

How are constructive waves formed?

Answer 9

Distant weather systems generate them in open ocean

Question 10

How are destructive waves formed

Answer 10

Local storms

Question 11

What is the wave period of a CW

Answer 11

Every 8-10 seconds (distance between two crests)

Question 12

Period of DW

Answer 12

1 every 5-6 seconds