SASS Chem Air Notes

_______________________________________________________________________________________________________________________________________________________________________________________ Page 1 ST ANDREW’S SECONDARY SCHOOL NAME CLASS DATE SCIENCE(CHEMISTRY) Topical Notes (Additional) Air and Atmosphere /uni0032/uni0020/uni004F/uni0052/uni0047/uni0041/uni004E/uni0049/uni0053/uni0041/uni0054/uni0049/uni004F/uni004E/uni0020/uni004F/uni0046/uni0020/uni0054/uni0048/uni0045/uni0020/uni004F/uni0052/uni0047/uni0041/uni004E/uni0049/uni0053/uni004D /uni0059/uni004F/uni0055/uni0052/uni0020/uni004E/uni004F/uni0054/uni0045/uni0053 /uni0031/uni0031/uni0020/uni0041/uni0049/uni0052/uni0020/uni0026/uni0020/uni0057/uni0041/uni0054/uni0045/uni0052 /uni0073/uni0061/uni0076/uni0065/uni006D/uni0079/uni0065/uni0078/uni0061/uni006D/uni0073/uni002E/uni0063/uni006F/uni002E/uni0075/uni006B /uni0050/uni0061/uni0067/uni0065/uni0020/uni0020/uni0033© /uni0063/uni006F/uni0070/uni0079/uni0072/uni0069/uni0067/uni0068/uni0074/uni0020/uni0053/uni0061/uni0076/uni0065/uni0020/uni004D/uni0079/uni0020/uni0045/uni0078/uni0061/uni006D/uni0073 /uni0043/uni0049/uni0045/uni0020/uni0049/uni0047/uni0043/uni0053/uni0045/uni0020/uni0043/uni0068/uni0065/uni006D/uni0069/uni0073/uni0074/uni0072/uni0079/uni0020/uni0052/uni0065/uni0076/uni0069/uni0073/uni0069/uni006F/uni006E/uni0020/uni004E/uni006F/uni0074/uni0065/uni0073 /uni0043/uni0049/uni0045/uni0020/uni0049/uni0047/uni0043/uni0053/uni0045/uni0020/uni0043/uni0068/uni0065/uni006D/uni0069/uni0073/uni0074/uni0072/uni0079/uni0020/uni0052/uni0065/uni0073/uni006F/uni0075/uni0072/uni0063/uni0065/uni0073 /uni0052/uni0045/uni0056/uni0049/uni0053/uni0049/uni004F/uni004E/uni0020/uni004E/uni004F/uni0054/uni0045/uni0053/uni0020/uni0020/uni0020/uni0020/uni0020/uni0020/uni0054/uni004F/uni0050/uni0049/uni0043/uni0020/uni0051/uni0055/uni0045/uni0053/uni0054/uni0049/uni004F/uni004E/uni0053/uni0020/uni0020/uni0020/uni0020/uni0020/uni0020/uni0050/uni0041/uni0053/uni0054/uni0020/uni0050/uni0041/uni0050/uni0045/uni0052/uni0053 /uni0031/uni0031/uni002E/uni0031/uni002E/uni0032/uni0020/uni0041/uni0049/uni0052 /uni0045/uni0058/uni0054/uni0045/uni004E/uni0044/uni0045/uni0044/uni0020/uni004F/uni004E/uni004C/uni0059/uni0020 /uni0041/uni006E/uni0020/uni0049/uni006E/uni0061/uni0064/uni0065/uni0071/uni0075/uni0061/uni0074/uni0065/uni0020/uni0053/uni0075/uni0070/uni0070/uni006C/uni0079/uni0020/uni006F/uni0066/uni0020/uni0057/uni0061/uni0074/uni0065/uni0072 • Clean and safe water supply is very important to mankind • Many problems arise in the event of an inadequate water supply, including: • Food shortages and famine due to a lack of crops which cannot grow without a clean water supply • Poor sanitation leads to spread of bacteria and disease as drinking water becomes infected /uni0054/uni0068/uni0065/uni0020/uni0043/uni006F/uni006D/uni0070/uni006F/uni0073/uni0069/uni0074/uni0069/uni006F/uni006E/uni0020/uni006F/uni0066/uni0