Umchazalwandle
Umchazalwandle yisigaba solwazi esiphathelene nokuhlaziya nokuqonda ulwandle nezilwane ezihlala kulona. NgesiNgisi kuthiwa yi-"oceanography". OsoLwazi bomchazalwandle bacwaniga ulwandle nendalo yalo ukuze singaba nolwazi lokuluvikelela uguquko lwesimo sezulu, phecelezi ulaka lwemvelo.
![](http://upload.wikimedia.org/wikipedia/commons/thumb/2/2b/Sunrise_in_Greece_%28Unsplash%29.jpg/220px-Sunrise_in_Greece_%28Unsplash%29.jpg)
![](http://upload.wikimedia.org/wikipedia/commons/thumb/e/e0/South_Africa_South_Coast_Bathymetry.jpg/220px-South_Africa_South_Coast_Bathymetry.jpg)
Kuwo wona umchazalwandle sifuna ngezinto ezifana nalezi:
Amagagasi - ("waves")
Amabuya - ("tides")
uMuyambi woMangijani - ("coral reef")
isiThiyo somGoqo - ("barrier bar")
isiThiyo sesiQhingi - ("barrier island")
umGuba - ("bay")
umGoqo womGuba - ("baymouth bar")
uThungulu - ("beach")
uThungulu oluphakeme - ("raised beach")
iziDlanzi zoThungulu - ("raised cusps")
uGema loThungulu - ("beach ridge")
isiQhingi - ("island")
umGede wolwandle ("sea cave")