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Line 10: − = Theme Plan = − − {| border="1" − |- − | − '''CLASS''' − − − | − '''SUBTOPIC''' − − − | − '''CONCEPT − − DEVELOPMENT''' − − − | − '''KNOWLEDGE''' − − − | − '''SKILL''' − − − | − '''ACTIVITY''' − − − |- − | − 6 − − − | − Charges, − static electricity, electric current, − conductors, insulators, − simple circuits − − − | − Charge − is intrinsic to matter. There are two types of charges. The − charges at rest constitute static current, and the charges in − motion constitute electric current. Electricity needs a medium to − travel, which is called as conductor. The path of flow of charges − is circuit. − − − | − 1.The − students recall the two types of charges. − 2.The students − recognise the accumulation of charges in the activity, − 3.The − students can recognise the necessity of a condctor to the flow of − charges. − 4.The students can differentiate between conductors − and insulators. − − − | − 1.The − students can perform activities to accumulate charges. − 2. They − can identify the conductors and insulators in the given − materials − 3.They can draw the diagrams to represent simple − circuits. − − − | − ACTIVITY − 1 − ACTIVITY 2 − ACITIVITY 3 − − − |- − | − 7 − − − | − The − important effects of electricty, − Electric appliances,non − contact forces-charges − And magnets − − − | − When − current flows through the substances, it shows chemical − magnetic − effect and heating effect. − Magent attracts magnetic materials. − Force of magnets is − non- contact force . − − − | − 1.The − students identify the different effects shown by electricity in − some situations − 2.The students recall the different effects of − electricity − 3.The students give examples for magnetic − materials − 4.The studetns can idntify the non contact forces − such as magnetic force − − − | − 1.The − students perform activities show the heating effect of − electricity. − 2.The students differentiate between magnetic and − nonmagnetic materials In the given objects. − 3.The students − can perform experiment to show the attractive propery of − magnets − 4. The students show the existance of non contact − forces − − − | − ACTIVITY4 − ACTIVITY5 − ACTIVITY − 6 − − − |} − − − − − {| border="1" − |- − | − '''CLASS''' − − − | − '''SUBTOPIC''' − − − | − '''CONCEPT − − DEVELOPMENT''' − − − | − '''KNOWLEDGE''' − − − | − '''SKILL''' − − − | − '''ACTIVITY''' − − − |- − | − 8 − − − | − Magnets − and their properties, magnetic field lines − Magnetic − materials,some fields where magnets − are used,power and − electric power, − sources of electricity,unit of electric energy − − consumed − − − | − Magnets − attract magnetic materials,it sets itself in N-S direction when − suspended freely. It has two poles, like poles repel and unlike − poles attract, poles cannot be separated. Both poles are equal In − strength.The strength of the magnet is more near the poles, we − use magnets in many fields of life,power is rate of work done and − as electricity does work, electric power is rate at which it − does Work. Electricity energy consumed is the product of power − and time − − − | − 1.The − students recall the properties of the magnets. − 2.The students − understand the applications of magents. − 3.They will be able to − identify the strentgh of magnets at various palces around − the magents − 4.They will be able to recall definitions of work − and electric energy consumed − 5.They will be able to recall the − units of work and electric energy consumed − 6.They will recall − the different sources of electricity − − − | − 1.The − students can perform activities to find out the properties of − magnets. − 2. The students differentiates between magnets − between the magnets and Non magnetic materials using the − properties of the magnets − 3. Can design simple devices which − work on the properties of the magnets − − − − | − ACTIVITY7 − ACTIVITY8 − ACTIVITY − 9 − ACTIVITY10 − − − − |- − | − 9 − − − | − Magnetic − field lines and the property of magnetic − field lines,relation − between electricity and magnetic − Field. Oersted's − experiment,pattern of magentic − Fields in various − situations,elecric potential and − Potential diference, − electric current necessity of − electriomagnetic force in the − flow of current. − − − | − Magnetism − is due to charges in motion. Unlike charges, magnetic monopoles − do ot exist. − − − What − does a field line represent– it is not a force; but rather the − effect that a charged particle will experience. The magnetic − force is expressed in field lines, the field lines never − intersect. − − − Electricity − and magnetism are linked. When current flows through − conductors,magnetic field lines are produced which shows relation − between magnets and electric Current. Electric potential is the − work done to move charge infinity to to that point, when there is − difference in potential. − − − | − 1. − The students identify magnetic field lines around diffetn shapes − of magents. − 2. The students recall the properties of magnetic − lines of force − 3. The students can identify the relation − between magentism and electricity − 4. They can recall Ohm's − law − 5. They can define potential,potential difference,electric − current and emf. − − − − | − 1. − Calculate voltage, current and resistance using Ohm’s law. − 2. − Analyze circuit diagrams for series circuits and parallel − circuits. − 3. Can calculate the electric energy consumed in − various situations − 4. Solve equations that relate electric − power to current, voltage and electrical Energy. − − − − | − ACTIVITY11 − ACTIVITY12 − ACTIVITY − 13 − ACTIVITY14 − − − − |- − | − 9 − − − | − Ohm's − law, − concept of resistance and resistivity, − combination of − resistances,electric energy − consumed,heat produced, steps to − save electricity. − − − | − The − flow in unit time is called electric current. In a conductor − the − flow also depends on the resistance of the wire. The − resistance of a − Wire is made useful in many − situations,specially to produce heat. − As electric current is − the best form of energy, it should be saved. − − − | − 6.The − students list the factors on which resistance depeds − 7.The − students will identify the heat produced when current flows − through resistances − 8.They describe resistivity. − 9.They − students briefly expain the methods to save electric current − − − | − 5. − Describe devices and procedures for maintaining electrical − safety. − 6.They draw simple circuits . − 7. The students − perform activity to prove Ohm's law. − 8.They obtaining the − skill of calculating the problems on Ohm's law − − − | − − − − |- − | − 10 − − − | − Electromagnetic − Induction,Faraday' laws,AC and DC, − fleming's rules,AC and DC − dynamo, Types of − Electromagnetic induction,Eddy currents and − Lenz' law. − − − | − When − magnetic field inked with the conductor changes an emf is − induced − in thre conductor. The induced emf depends on rate of change − magnetic field and no of turns in the coil. − − − | − 1 − .The students observe the experimental evidence for − electromagnetic induction. − 2.They understand the − circumstances under which changing magnetic fields lead to − − induced currents. − 3.They understand how the movement of a − conductor through a magnetic field leads − to an induced emf. − − 4.They understand and use Lenz’s law for induced currents. − − − | − 1.The − students can perform activities to prove Farady's experiment on − − electromagnetic induction − − − | − ACTIVITY15 − ACTIVITY16 − ACTIVITY − 17 − ACTIVITY18 − ACTIVITY19 − ACTIVITY20 − ACTIVITY 21 − − − − |- − | − 10 − − − | − Induction, − solenoid, field lines in solenoid,motor and − Its − applications.Domestic circuits, − Steps to save electricity − − − | − The − direction of emf is − perpendicular to magnetic field. The − advantages of AC in power generation; why we do not generate − using DC. The possibility of voltage step up and down. − − − When − current carrying conductor is kept in magnetic field it − experiences mechanical force. − − − As − electric current is the best form of energy, it should be saved. − − − | − 5.They − use Lenz’s law and Faraday’s law to determine the direction − and size of − Induced currents. − 6.They recall the laws of − electromagnetic Induction, fleming's rules. − 7. The students − differentiate between AC And DC; a motor and a dynamo − 9. The − students will mention the use of dynamos and motors − 10.The − students will be able to describe the methods to save − electricity. − − − | − 2. − The students can draw the diagrams of AC dynamo,DC dynamo, − 3. − They can represent AC and DC with graph. − 4.They can construct − simple Dynamo − 5. They can construct simple motor − 6. They − can explain the working of Dynamo and Motor − 7. They can − perform activity to expain lenz's law − − − | − − − − − |} − − − −
Science: Topics Electromagnetism (view source)
Revision as of 05:20, 4 January 2013
, 05:20, 4 January 2013→Theme Plan
[[File:Mindmap.jpg|800px]]
[[File:Mindmap.jpg|800px]]
= Syllabus =
= Syllabus =