MHSB - 6 - Science :: Substances We Use

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MSCERT-Science-Grade 6

[edit]

[Author - Anu Nived]


Objective: To teach the students about various natural and man made substance

Subtopics to be covered:

- Manufacturing rubber and paper

- Synthetic fibres

Learning Outcome:

- Students can identify natural and man made substances

- They know how paper , rubber is produced.


[Author - Kripa S]


https://www.youtube.com/watch?v=q-Bx1dZwU_0 (use of plastics)


[Author - 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


Term' Transliterated Term Translated Term
Substance(s) सबस्टन्स पदार्थ
Object(s) ऑब्जेक्ट वस्तू
Particle(s) पार्टीकल सूक्ष्मकण
Classification क्लासिफिकेशन वर्गीकरण
Natural substance नॅचरल सबस्टन्स नैसर्गिक पदार्थ
Biotic substance अबायोटिक सबस्टन्स अजैविक पदार्थ
Biotic substance बायोटिक सबस्टन्स जैविक पदार्थ
Substance of animal origin सबस्टन्स ऑफ ऍनिमल ओरिजिन प्राणिजन्य पदार्थ
substance of plant origin सबस्टन्स ऑफ प्लांट ओरिजिन वनस्पतीजन्य पदार्थ
Man made substance मॅन मेड सबस्टन्स मानवनिर्मित पदार्थ
Irreversible change इर्रिव्हर्सिबल चेंज अपरिवर्तनीय बदल
Vulcanization process व्हल्कनायझेशन प्रोसेस व्हल्कनायझेशन प्रक्रिया
Artificial threads आर्टिफिशिअल थ्रेड कृत्रिम धागे
Polymer chain(s) पॉलिमर चेन बहुवारिक शृंखला
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