Daily Use Living ThingsDrink Cook Human Plant The Important The Important AnimalWash of Water Transportation Particular Time Use Fire Sport
Water is the common name applied to the liquid form (state) of the hydrogen and oxygen compound H2O. When molecular hydrogen (H2) and oxygen (O2) are combined and allowed to react together, energy is released and the molecules of hydrogen and oxygen can combine to form water. O H H = Hydrogen H O = Oxygen H++H++ O2- H2 O (Water) 2H2+ O2 H2 O
3. Water vapour condenses to form clouds 34. Rainwater falls 4 2to formrivers. 2. Water vapour is carried up into the air. 55. Rivers flowinto the sea 1. Water evaporates 1
A. SNOW AND ICE ON MOUNTAIN TOPS MELT AND FLOW INTO RIVERS A B. RESERVOIRS ARE MADE TO STORE WATER FOR OUR USE C. WATER FROM RESERVOIRS ISB CLEANED AT WATER WORKS AND PUMPED TO OUR HOUSES D D. WASTE WATER FROM OUR HOUSES IS CLEANED AT THE C SEWAGE WORKS AND PUMPED BACK INTO THE SEA
The human body need the water about 55% to 78% depending on body sizeWater is the most familiar and abundant liquid on earth.Water occurs in three different state; these are solid, liquid and gas.Pure water is tasteless, odorless, colorless liquid and made up of two hydrogen atoms and one oxygen atomWater is the only substance that occurs at ordinary temperatures in all three states of matter.