Please enable JavaScript.
Coggle requires JavaScript to display documents.
WATER CYCLE (WHY IS WATER A PRECIOUS RESOURSE (USED FOR CLEANING, USED FOR…
WATER CYCLE
WHY IS WATER A PRECIOUS RESOURSE
USED FOR CLEANING
USED FOR COOLING
USED FOR PRODUCING ELECTRIC POWER
USED FOR TRANSPORTATION
USED FOR RECREATION
EXAMPLES OF WATER POLLUTION
LITTERING & DUMPING
OIL SPILLS
DEFORESTATION
THE USE OF PESTICIDES AND FERTILISERS BY FARMERS
RESULTING IN CHEMICALS BRING WASHED INTO RIVERS AND LAKES
FACTORIES RELEASING HOT WATER INTO RIVERS AND LAKES
KILLS MANY LIVING THINGS LIVING THINGS THERE
EVAPORATION
LIQUID GAINS HEAT
EVAPORATES INTO WATER VAPOUR
WHICH IS IN GASEOUS STATE
CAN HAPPEN AT ANY PLACE, TIME AND TEMPERATURE
IS PROCESS THAT LIQUID CHANGES STATE FROM LIQUID TO GAS
BOILING
IS A PROCESS WHEREBY LIQUID CHANGES ITS STATE TO GAS
LIQUID GAINS HEAT
TEMPERATURE REACHES BOILING POINT. BOILING POINT IS USUALLY 100 DEGREES CELCIUS UNLESS CONTAMINATED
LIQUID BOILS
PURE WATER CHANGES TO STEAM, LEAVING BEHIND IMPURITIES
FREEZING
IS A PROCESS WHEREBY LIQUID CHANGES STATE TO SOLID
LIQUID LOSES HEAT
REACHES ITS FREEZING POINT
CHANGES STATE TO SOLID
PRECIPITATION
WHEN THE CLOUDS CANNOT HOLD ANYMORE WATER
IT WILL HAIL
IT WILL SNOW
IT WILL RAIN
CONDENSENTION
WATER VAPOUR COMES IN CONTACT WITH A COOLER SURFACE
LOSES HEAT
CONDENSES INTO WATER DROPLETS
WHICH IS IN LIQUID STATE
IMPORTANCE OF WATER CYCLE
ENABLES US TO REUSE WATER OVER AND OVER AGAIN
THERE IS LIMITED AMOUNT OF WATER ON EARTH