coasts

Question 1

What are the main processes that shape coastal environments?

Answer 1

Erosion (hydraulic action, abrasion, attrition, corrosion),

Transportation (especially longshore drift),

Deposition (accumulation of sediments).
Waves, tides, and currents are the main forces involved.

Question 2

What are constructive waves

Answer 2

Constructive waves: Low height, long wavelength, build up beaches by depositing material.

Question 3

What are destructive waves

Answer 3

Destructive waves: High height, short wavelength, erode beaches with strong backwash.