Wednesday, September 28, 2011

GRADE 9 IGCSE

Research the following:
¡Singapore opened Asia’s largest water desalination plant on Sept. 13, 2005. Water desalination involves reverse osmosis.
¡What is reverse Osmosis?
¡What are the sources of drinking water in Singapore and Indonesia?
¡How much water is consumed in Singapore per day? Indonesia per day?
¡Why does Singapore needs to desalinate water?

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