WALKER CIRCULATION   :   

An atmospheric circulation of air at the equatorial Pacific Ocean, responsible for creating ocean upwelling off the coasts of Peru and Ecuador. This brings nutrient-rich cold water to the surface, increasing fishing stocks.

WATERSHED   :   

The area of land that drains into a lake or stream.

WESTERN BLOT   :   

The process to detect specific proteins in a sample of tissue extract by gel electrophoresis is known as Western Blot.

WHITE DWARF   :   

A whitish star of high surface temperature and low intrinsic brightness with a mass approximately equal to that of a Sun but with a density many times larger.

WHITE LIGHT   :   

The light that can be seen by the human eye that is made up of seven colors is known as white light.

WOCK   :   

Hard, inanimate object that you throw at a wabbit.

WORK   :   

The movement of an object due to pushing or pulling is called work. There is increase in energy of the object due to work.