Chemical composition of sea water Student activity Play

Natural water (2) Student activity Play

Occurrence and uses of sodium chloride Student activity Play

Oceans Whiteboard presentation Play

Oceans Class activity Play

Salinity Whiteboard exercise Play

Salinity balance Animation Play

Salinity of sea water Animation Play

Seawater Slideshow Play

The equilibrium of a ship on the surface and under the water Whiteboard exercise Play

The equilibrium of a ship on the surface and under the water Student activity Play

The equilibrium of a ship on the surface and under the water Simulation Play

The equilibrium of a ship on the surface and under the water Whiteboard exercise Play

The origin of salt in the ocean and the salinity balance Whiteboard exercise Play

The origin of salt in the ocean and the salinity balance Student activity Play

The stability of ships Animation Play