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DURATION: 29/9/13 to 10/10/13 CLASS: VII NO. OF PER. 14 5.) ORGANISMS IN SOIL (2 PER) 4.) PROPERTIES OF SOIL (2 PER) 6.) SOIL AND CROPS (1 PER) 3.) TYPES OF SOIL (2 PER) SOIL – A NATURAL RESOURCE 2.) COMPOSITION OF SOIL (2 PER) 7.) SOIL AND EROSION (1 PER) 8.) SOIL POLLUTION (2 PER) 1.) FORMATION OF SOIL (1 PER) 9.) SOIL CONSERVATION (1 PER) CONTD – PAGE -2 2.) COMPOSITION OF SOIL 1.) FORMATION OF SOIL I. PARENT ROCK I. WEATHERING ii. GRAVEL – LARGE PIECES ii. WIND iii. SAND – SMALL LOOSE PARTICLES iii. WATER iv. SILT – VERY SMALL PARTICLES iv. SUN v. WATER vi. HUMUS – DEAD DECAYING ORGANIC MATTER STRATEGY 1 VIDEOS SHOWING THE PROCESS OF WEATHERING STRATERGY 2 VIDEOS SOIL SAMPLE LAB ACTIVITY SOIL CONTD PG: 3 2. SOIL PROFILE O – HORIZON OUTERMOST LAYER WITH DEAD ORGANIC MATTER A – HORIZON TOP SOIL WITH HUMUS AND MINERALS E – HORIZON INTERSECTION LAYER B – HORZON SUB SOIL C – HORIZON PARENT ROCK WITH GROUND WATER STRATEGY MODELS / CHART MAKING LEARNING OUTCOMES I. IDENTIFIES THE DIFFERENT LAYERS OF SOIL ii. IDENTIFIES THE TYPES OF SOIL iii. ANALYSIS REASON FOR THE DIFFERENT PROPERTIES OF SOIL SOIL CONTD PG: 4 3. TYPES OF SOIL SANDY SOIL FORMED FROM LIME STONE, GRANITE, SHALE AND HAVE A GRITTY STRUCTURE CLAYEY SOIL LOAMY SOIL FINE PARTICLES INCREASE WATER RETAINING CAPACITY GRITTY AND SMOOTH HOLDS WATER AND AIR. BEST SOIL STRATEGY 3 LAB ACTIVITY OBSERVING DIFFERENT SOIL SAMPLES SOIL CONTD PG: 5 4. PROPERTIES OF SOIL SOIL TEXTURE SMOOTH, SOFT, ROUGH, GRITTY PERCOLATION RATE TIME TAKEN BY WATER TO PASS THROUGH IT (Y / t ml / man) STRATEGY 4 # TO TEST THE MOISTURE CONTENT OF THE SOIL # TO CALCULATE THE PERCOLATION RATE OF WATER # TO TEST THE PERCOLATION RATE OF DIFFERENT SOIL WATER HOLDING CAPACITY (x – Y) x 100/ g SOIL CONTD PG: 6 5. ORGANISMS FOUND IN THE SOIL BACTERIA ALGAE FUNGI WORMS PROTOZOA NOSTOC OTHER ANIMALS INSECTS RABBIT MOLES SNAKES EARTHWORMS REDWORMS MUSHROOMS AMOEBA MOULDS NERIES ANTS BEETLES CENTIPEDES STRATEGY 5 *VIDEOS SHOWING THE ORGANISMS LIVING IN THE SOIL *DISCUSSIONS *PICTURE COLLECTIONS 7. SOIL EROSION 6. SOIL AND CROPS BLACK SOIL CLAYE Y SOIL LOAM YSOIL DEFORESTATION WATER SNOW PADDY CUTTING TREES ON LARGE SCALE OVER GRAZING COTTON LENTILS, CEREALS, PULSES SOIL CONTD PG: 7 WIND STRATERGY 7 BY SHEEP, COW, GOAT, CATTLE STORM, RAIN RIVER, STREAM, FLOODS DISCUSSIONS VIDEOS STRATEGY 6 PPT VIDEOS COLLECTING INFORMATIONS LEARNING OUTCOMES IDENTIFIES THE TYPE OF SOIL REQUIRES BY DIFFERENT CROPS IDENTIFIES THE DRAW BACKS OF DEFORESTATION METHODS THAT COULD BE ADOPTED FOR AFFORESTATION SOIL SOILCONTD PG: 8 CHEMICALS / FERTILIZERS DEFORESTATION HUMAN ACTIVITIES RESULTS IN RESULTS IN SOIL POLLUTION SOIL EROSION RESULTS IN KILLING MICROORGANISMS CAUSED BY WIND RUNNING WATER INCREASE IN CROP YIELD NEW CROP VARIETIES PRONE TO DISEASES SOIL DEGRADATION RESULT IN SOLUTION AFFORESTATION SOLUTION BUNDS SOLUTION USE MORE CHEMICALS ADDING MANURE RESULTS IN ACIDITY OF SOIL ADD LIME / CROP ROTATION SOLUTION SOIL CONTD PG: 9 STRATEGY *DISCUSSIONS *VIDEOS *PPT *COLLECTING PICTURES # STRATEGIES COULD BE MODIFIED AS PERR THE AVAILABLE RESOURCES WITH THE TEACHER SOIL CONTD PG: 10 *ADDITIONA L INFORMATO NS RIVERS OF NORTH INDIA THAT FLOWS FROM HIMALAYAS BRING A VARIETY OF MATERIALS INCLUDING SILT, CLAY, SAND AND GRAVEL. THEY DEPOSIT MATERIALS CALLED ALLUVIAL SOIL, IN THE PLAINS OF NORTH INDIA. THIS SOIL IS VERY FERTILE AND SUPPORTS NEARLY HALF THE POPULATION OF INDIA. *FARMERS GROW NATURAL INDICATOR PLANTS, LIKE HYDRANGEA, TO CHECK THE NATURE OF SOIL. IF THESOIL IS ACIDIC THE PLANT PRODUCES PINK FLOWERS, AND IF BASIC THE SAME PLANT PRODUCES BLUE FLOWERS. PREPARED BY MR. v.somasundaram social science TEACHER ISWK, OMAN DURATION: 4/12/13 TO 12/12/13 CLASS.VII NO. OF LESSONS: 14 5. REFLECTIONS & IMAGES 6. MIROR & ILLUSION LESS: 3 LESS: 2 LIGHT, SHADOWS AND REFLECTIONS 4. ECLIPSE LESS: 3 1. SOURCES OF LIGHT 3. SHADOW 2. OPTICAL MEDIA LESS: 2 LESS: 2 LESS: 2 1. SOURCES OF LIGHT LIGHT CONTD: 2 LESS: 2 ARTIFICIAL NATURAL EG; TORCH EG; SUN MOON BULB STAR FIRE FIRE FLY STRATGY.1 ~DISCUSSISON ~DIFFERENTING LUMINOUS & NON LUMIOUS OBJECTS ~FINDING REASON FOR MOON BEING A NON LUMINOUS BODY LIGHT CONTD:3 2. OPTICAL MEDIA LESS: 2 TRANSPERENT ALLOWS LIGHT TO PASS THROUGH TRANSLUCENT ALLOWS LIGHT TO PASS THROUGH IT PARTIALLY OPAQUE DOES NOT ALLOW LIGHT TO PASS THROUGH IT LEARNING OUTCOMES 1. IDENTIFIES THAT LIGHT TRAVELS IN A STRAIGHT LINE. STRATEGY: 2 2. RECTILINEAR PROPAGATION. ~ LAB ACTIVITY TO DEMONSTRATE THE RECTILINIER PROPAGATION OF LIGHT 3. DIVERGENT, CONVERGENT & PARALLEL BEAM OF LIGHT. ~MAKING A MODEL OFA PIN HOLE CAMERA LIGHT CONTD:4 3. SHADOW LESS: 2 FORMATIO N CHARACTERS LEARNING OUTCOMES 1. IDENTIFIES THE FOR MATION OF A SHADOW 2. IDENTIFIES THE PROPERTIES OF A SHADOW 3. IDENTIFIES HOW SHADOWS ARE MADE. STRATEGY: 3 ~ LAB ACTIVITY ~ DISCUSSIONS LIGHT CONTD:5 4. ECLIPSE LESS: 3 LUNAR SOLAR LEARNING OUTCOMES 1. IDENTIFIES THE CAUSE OF LUNAR ECLIPSE STRATEGY: 4 ~ VIDEOS TO SHOW ECLIPSES ~USING TORCH/CANDLE AND BALLS AN ECLIPSE COULD BE DEMONSTRATED 2. IDENTIFIES THE CAUSE OF SOLAR ECLIPSE 3. ABLE TO DIFFERENTIATE LUNAR&SOLAR SOLAR ECLIPSE LIGHT CONTD:6 5. REFLECTIONS & IMAGES LESS: 3 IMAGES REFLECTIO N LEARNING OUTCOMES 1. IDENTIFIES THE CAUSES FOR REFLECTION 2. IDENTIFIES THE FORMATION OF IMAGES 3. DIFFERENTIATES BETWEEN A SHADOW & AN IMAGE 4. CHARACTIRISTRICS OF AN IMAGE FOARMED BY A PLAIN MIRROR STRATEGY: 5 ~LAB ACTIVITY ~VIDEOS ~DISCUSSIONS USING PREVIOUS KNOWLEDGE LIGHT CONTD:7 6. MIROR & ILLUSION LESS: 2 DEFINITION LEARNING OUTCOMES CHARACTERISTICS STRATEGY: 6 ~VIDEOS 1. IDENTIFIES THAT MIRRORS CAUSE ILLUSION 2. USES OF MIRRORS IN DAILY LIFE 3. COMMERCIAL USE OF MIRRORS ~ LAB ACTIVITY ~ GROUP DISCUSIONS ~CANDID TEXT BOOK CD ~MAKING MODELS OF PERISCOPE & KALEIDOSCOPE ADDITIONAL INFORMATION LIGHT CONTD:8 *DIAMONDS & WATER SHINE DUE TO REFLECTION OF LIGHT *SHADOWS ARE ALWAYS FORMED AT THE BACK OF THE OBJECT *NO TWO DESIGNS FORMED IN A KALEIDOSCOPE ARE ALIKE *IRRESPECTIVE OF THE COLOUR OF LIGHT EMITTED, THE COLOUR OF THE SHADOW WILL ALWAYS BE DARK/BLACK *AN OBJECT CAN FORM TWO OR MORE SHADOWS IF THE LIGHT COMES FROM DIFFERENT SOURCES AT THE SAME TIME, LIKE IN A CRICKET MATCH WHEN THE SPOT LIGHTS ARE FROM DIFFERENT ANGLES TEST YOUR KNOWLEDGE 1. HOW IS IT POSSIBLE FOR A CHILD TO READ A BOOK? 2. NAME THE KIND OF INVERSION THAT MAKES YOUR RIGHT AND LEFT ARM EXCHANGE PLACES. 3. IDENTIFY THE DIFFERENT BEAMS OF LIGHT & DEFINE THEM GIVING ONE EG; EACH (i) (ii) (iii) 4. WRITE DOWN THE DIFFERENT ALPHABETS WHICH PRODUCE THE SAME IMAGE WHEN OBSERVED IN A PLANE MIRROR. ANS:(A,H,I,M,O,T,U,V,W,X) 5. YOU CANNOT SEE THE SHADOW OF AN AIROPLANE WHEN IT IS AT A GREAT HEIGHT, EVEN DURING A BRIGHT SUNNY DAY.WHY? PREPARED BY 6. FIND OUT ABOUT THE TYPE OF MIRRORS USED AS MRS. REXY NINAN i) REAR VIEW OF A CAR (iii) BY BARBERS ii) BY DENTISTS SCIENCE TEACHER (iv) BY MAGICIANS ISWK, OMAN CONTD: 9 PREPARED BY MR.V.SOMASUND ARAM. SOCIALSCIENCE TEACHER