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Science laboratory
- 1. SCIENCE LABORATORY Presented by, Vidya K C Roll No. :36 Reg.No. :DD16EDPS06 Physical Science 1 Presented on 26-05-2017
- 3. “Special facility where experiments are done under controlled conditions” Importance: Learning by doing Promotion of scientific attitude Development of manipulative skills Development of sense of cooperation Source of motivation Application of empirical knowledge 3
- 4. DESIGN Features: Spacious Conductive environment (air, light, temperature) Flexibility for teacher demonstration and group work Teacher’s supervision Water, Gas and Electric points Ample storage facilities Emergency exit if not in ground floor 4
- 5. Outline of Physics laboratory D D D D D X X X X X X S Teacher’s room Dark room Store room S BALANCES B L A C K B O A R D S W W W T P P P P P P P S-Sink P-Plug point W-Window D-Door o-stools for students X-Bunsen burner 5
- 6. Outline of Chemistry laboratory S7 S6 S4 S2 S5 S3 S1 BB T FC GAS PLANT BASEMENT D1 D2 D3 REAGENT TABLE SR W1 W2 W3 W4 W5 W6 B A L E N C E S BB-Black Board T-Teacher’s chair O-Stools SR-Store Room FC-Fume Chamber S1 to S7 -Sinks D1 to D3 -Doors W1 to W6 -Window 6
- 7. Selection of chemicals, apparatus and equipments Factors to consider: Type of apparatus required Quantity of each item Choice of suppliers Finance Number of subjects taught Number of students and their level Capacity of the laboratory Knowledge and ability of teacher 7
- 8. Purchase list of apparatus and chemicals Sl.No Name of items Quality Size Quantity 1 Flask conical Pyrex 500 ml 2 dozens 2 Beaker Pyrex 250 ml 3 dozens 3 Test tubes Pyrex, Boiling 6” x ¾” 5 dozens 4 Sulphuric acid Concentrated, Pure Bottle of 500 ml 1 Gallons 8
- 9. Maintenance Purchase in required quantity Fixed place to the items Remaining items in racks, ready for use Registers Clear labeling of chemicals Heavy items on lower part of the shelves Frequently used reagents and chemicals on working tables Cleaning of apparatus after use Poisons and corrosive chemicals under lock and key 9
- 10. Minimum use of chemicals Storing of decomposing chemicals No interchange of corks and stoppers Not to kept hot apparatus on painted surface Not to heat cold apparatus suddenly Greasing of iron apparatus Regular polishing of wooden items Polishing of brass apparatus with brasso Breakages should be noted down Maintenance 10
- 11. REFERENCE 1. Radha Mohan, Innovative science teaching, 3rd edition 2. Dr. K. Sivarajan, Prof. A. Faziluddin, Science Education, Revised 6th edition 3. Dr. Manoj Praveen G, Dr. Hassan Koya M. P, Teaching science-Resources, Methods and Practices, 1st edition 4. Aman Rao, Teaching of Physics 11
- 12. 12 THANK YOU…