MHSB - 8 - Science :: Electric Current

MSCERT-Science-Grade 8

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[Contributor - Anu Nived]

Objective: To teach the students about electric circuit and various cells

Subtopics to be covered:

1. Types of cells
2. Electro magnetic induction
3. Electro magnet
4. Working of an electric door bell

Learning Outcome:

1. Students know about various cells
2. They know about the functioning of electric door bell
3. They know the difference between conductors and insulators

[Contributor - Kripa S]

http://cart.ebalbharati.in/BalBooks/pdfs/801010012.pdf#page=112 (Marathi Medium)

http://cart.ebalbharati.in/BalBooks/pdfs/803010012.pdf#page=112 (English Medium)

[Contributor - Kripa S]

https://www.youtube.com/watch?v=QZPURSF5iH4 (electric conductivity)

[Contributor - Kripa]

http://cdn4.explainthatstuff.com/howbatteryworks.gif (current flow with a dry cell)

https://www.wikipremed.com/image_science_archive_68/010402_68/139100_Galvanic_cell_68.jpg (electrochemical cell)

http://global.kyocera.com/fcworld/charact/elect/images/insulation.gif (conductor vs insulator of electric current)

[Contributor - Kripa S]

1. If there were no electric supply for a month, how would that affect your

day to day activities and others in your family? Present it in

the form of a story or a play.

2. https://www.youtube.com/watch?v=Zy_Jvmj6w2U (salt water battery)

[Contributor - Priya Kashid]

https://drive.google.com/open?id=1W06e9FFIy8Jc0DRuNK6xA2iNo50BGMMG

[Contributor - Shahnawaz Pathan]

Term	Transliterated Term	Translated Term
Electric Current	इलेक्ट्रिक करंट	विद्युतप्रवाह
Silk	सिल्क	रेशीम
Force	फोर्स	बल
Stationary	स्टेशनरी	स्थिर
Marbles	मार्बल्स	काचेच्या गोट्या
Motion	मोशन	गती
Rise	रायज	मार्ग
Dilute	डायल्यूट	विरल
Acid	अॅसिड	आम्ल
Circuit	सर्किट	परिपथ
Leakage	लीकेज	गळती
Corrosion	करोजन	क्षरण
Salt	सॉल्ट	क्षार
Magnetic field	मॅग्नेटिक फील्ड	चुंबकीय क्षेत्र
Matchbox	मॅच बॉक्स	आगपेटी
Magnetic needle	मॅग्नेटिक नीडल	चुंबकीय सुई
Deflect	डिफ्लेक्ट	विचलन होणे
Conductor	कंडक्टर	वाहक
Induced current	इंड्यूस्ड करंट	परिवर्तित विद्युतप्रवाह
Insulation	इंसुलेशन	वेष्टन
Diameter	डायमीटर	व्यास
Suspend	सस्पेंड	टांगून ठेवणे
Momentarily	मोमेंटरीली	लगेच
Repulsion	रिपल्शन	प्रतिकर्षण
Permanent	पर्मनंट	कायमस्वरुपी
Advantage	एडवांटेज	फायदा
Electric circuit	इलेक्ट्रिक सर्किट	विद्युत परिपथ
Gadget	गॅजट	उपकरण
Components	कंपोनेंटस	घटक
Convenient	कन्विनिअंट	सोईस्कर
Symbol	सिंबल	चिन्ह
Electric conductors	इलेक्ट्रिक कंडक्टर्स	विद्युतवाहक
Insulators	इंसुलेटर्स	विद्युतरोधक
Strength	स्ट्रेंग्थ	क्षमता
Vendor	वेंडर	फेरीवाला

[Contributor - Priya KArshid]

https://drive.google.com/open?id=1G2UxqcBjnvj51LehsKA2UJGmbRcf2_6I

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