Difference between revisions of "MHSB - 7 - Science :: Substances we use"
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|Detergent || डिटर्जंट || अपमार्जक | |Detergent || डिटर्जंट || अपमार्जक | ||
Revision as of 07:50, 28 November 2017
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[Contributor - Anu Nived]
Objective: To teach the students about various materials that we use in our daily life
Subtopics to be covered:
- Detergents
- Production of Cement
Learning Outcome:
- Students know the composition of toothpaste
- They know how detergents acts on our soiled clothes
- They know what is concrete and where is it used
[Contributor - Kripa S]
http://cart.ebalbharati.in/BalBooks/pdfs/701020012.pdf#page=109 (Marathi)
http://cart.ebalbharati.in/BalBooks/pdfs/703020012.pdf#page=109 (English)
[Contributor - Kripa S]
https://s-media-cache-ak0.pinimg.com/736x/78/8c/14/788c142df9c5e192d984b15f303e6cb3.jpg (natural vs manmade resources)
https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcTKqPBIoXoAKrKZQlMG9XoIh7WyTSUxhoE4jMk08ssA13fpSGZNMQ (synthetic fibres)
[Contributor - Kripa S]
1. Enlist a set of items you use everyday. Distinguish how many of them are naturally made and how many are man made. Is there a way to switch from man made item to a natural item ? Discuss
[Contributor - Shahnawaz Pathan]
| Term | Transliterated Term | Translated Term |
| Detergent | डिटर्जंट | अपमार्जक |
| Shake | शेक | हलविणे |
| Floating | फ्लोटिंग | तरंगणे |
| Solution | सोलूशन | द्रावण |
| Mixture | मिक्शर | मिश्रण |
| Homogeneous | होमोजिनिअस | एकजीव |
| Milky | मिल्की | दुधाळ |
| Molecules | मोलिक्यूल्स | रेणू |
| Property | प्रोपर्टी | गुणधर्म |
| Surface Activity | सर्फेस अॅक्टिव्हिटी | पृष्ठसक्रियता |
| Surfactant | सर्फेक्टंट | पृष्ठसक्रिय |
| Lather Formation | लॅदर फॉर्मेशन | फेस होणे |
| Natural Detergent | नॅचरल डिटर्जंट | निसर्गनिर्मित अपमार्जक |
| Animal fat | अॅनिमल फॅट | प्राण्यांची चरबी |
| Scum | स्कम | साका |
| Raw material | रॉ मटिरियल | कच्चा माल |
| Beaker | बीकर | चंचू पात्र |
| Glass rod | ग्लास रॉड | काच कांडी |
| Tripod | ट्रायपॉड | तिवई |
| Dissolve | डिसॉल्व | विरघळविणे |
| Stir | स्टर | ढवळणे |
| Thick | थिक | घट्ट |
| Perfume | परफ्यूम | सुवासिक द्रव्य |
| Ash | अॅश | राख |
| Durable | ड्युरेबल | टिकाऊ |
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