Thursday, July 31, 2014

Chemistry Syllabus




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Wednesday, July 30, 2014

Experiments - Grade -09

Two types of Experiment

•  Main Experiment
•  Control Experiment

Main Experiment
Experiment done by providing all the factors necessary.

Control Experiment
Experiment done by controlling the factors needed


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Tuesday, July 29, 2014

Government Departments in Srilanka


Name                                                        Address              Tel. No             Web/Mail
Law Commission of Sri LankaColombo 12011-2333884www.lawcomdept.gov.lk
Legal DraftsmanAdikarana Mw.011-2333394legaldraftsman.gov.lk
Management AuditThe Seceretaries011-2484500www.treasurey.gov.lk
Management ServiceColombo 1011-2484757www.treasurey.gov.lk
Manpower and Employment64 Main St011-2869831
Measurement Unit,Sandards & ServicesColombo 5011-2588914www.slmerogy.org
MeteorologyColombo 7011-2694846www.meteo.gov.lk
Motor TrafficColombo 5011-2694331www.mototraffic.gov.lk
Muslim Religious & Cultural AffairsColombo 10011-2672646www.muslimaffairs.gov.lk
National Archivescolombo 7011-2694523www.archives.gov.lk
National Botanic GardensPeradeniya081-2388654dirbg@sltnet.lk
National BudgetColombo 1011-2484500www.treasury.gov.lk 
National MuseumsColombo 7011-2694767nmdep@slt.lk/
National Physical PlaningBattaramulla011-2872054www.nppd.gov.lk
National PlanningColombo 1011-2484612www.npd.gov.lk
National Zoological GardensDehiwela011-2712751www.colombozoo.lk
Official LanguagesRajagiriya011-2888934
PensionColombo 10011-2421786www.pensions.gov.lk
PoliceColombo 1011-2421111
PostalColombo 1011-2328301
PrisonsColombo 9011-2695204www.prisons.gov.lk
Probation & Child Care ServiceNugegoda011-2853596www.probation.gov.lk
Public EnterprisesColombo 1011-2484500www.tresury.gov.lk
Public FinanceColombo 2011-2484501www.tresury.gov.lk
Public TrusteeColombo 7011-2582836
Register General'sBattaramulla011-2889488
Register of CompainiesColombo 10011-2689208www.drc.gov.lk
Registrations of PensionsColombo 5011-2508022www.rpd.gov.lk
Rubber DevolopmentColombo 2011-2395561www.rubberdev.gov.lk
Sosial ServiceNUgegoda011-282526dirss@sltnet.lk
Sports DepartmentColombo 7011-2685390
Sri Lanka CustomsColombo 01011-2470945www.customs.gov.lk
Sri Lanka RailwaysColombo 10011-2421280
State AccountsColombo 01011-2484500www.tresury.gov.lk
SurveyColombo 05011-2369011www.survey_dept.slt.lk
Technical Education & TrainingColombo 10011-2348897www.techedu.gov.lk
TelecommunicationsColombo 10011-2446644
Textile IndustryColombo 10011-2446965
Trade, Tariff & Investment PolicyColombo 01
Tresury OperationsColombo 01011-2484500od_dg@tod.tresury.gov.lk
Upcountry Peasantry RehabilitationPeradeniya081-2388483commis@sltnet.lk
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Scientific Investigation of Environment - Grade -09

Scientific Investigation
The main steps involved in scientific investigation are
1. Scientific Observation
2. Problem Identification
3. Formulating Hypothesis
4. Testing Hypothesis

5. Making Conclusions
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