Coasts Flashcards
What are the 2 types of waves
Constructive and destructive
Characteristics to destructive waves…
Short, long fetch, weak swash, erosion stronger, high
Characteristics of constructive…
Long, low energy, weak backwash, powerful swash, great deposition
What type of weathering is cause by temperature or known as freeze-thaw?
Physical
What happens in chemical weathering?
The acid rains dissolved the rock
Describe biological weathering…
Plant roots grow into the cracks in the rocks which produce acid that decays at the rock
What are the 4 land movement actions?
Rockfall, landslide, mudflow, rotational slip
Name the 4 transportation methods in the water (Hint: S, T, S, S)
Saltation, Traction, Solution, Suspension
What is saltation and traction?
Small pebbles hopping on the floor, large pebbles rolling
Solution and suspension?
Dissolved partials in the water, particles carried by water
What is solution and hydraulic acid?
Chemicals dissolved in rocks, trapped air that cracks rock
Attrition, abrasion, corrosion?
Rocks knocking together by the sea making them smaller, sandpaper effect, rocks thrown at cliff
What is weathering?
Breaking up of rocks in the place they are found
What is erosion?
The process of removing weathered materials
What is a tombolo?
Land to island
