TNSB - 6 - Science :: Changes around us
Go To: TNSB-Sci-Grade 6
Course Content / Subtopic list:
- Classification of changes - Slow and fast changes
- Physical and chemical changes
- Desirable and undesirable changes
- Natural and human made changes
Expected Learning Outcome:
SWBAT-
- Distinguish between slow and fast changes
- Identify the physical and chemical changes with ex
- Classify between desirable and undesirable changes
English Medium
English medium textbook
English medium textbook
English medium textbook
Tamil Medium
Tamil medium textbook
Tamil medium textbook
Tamil medium textbook
Lesson Plan
[Contributor - Anu Nived]
Objective: To teach the students about the changes happening around us
Subtopics to be covered:
- Types of changes
Learning Outcome:
- Students know about various changes happening around us
- They can give examples of changes from their day to day life
Videos
[Contributor - Kripa S]
https://www.youtube.com/watch?v=BgM3e8YZxuc (physical vs chemical change)
Images
[Contributor - Anu Nived]
http://i93.photobucket.com/albums/l77/afkimel/Misc/158821408_zpsc6a1cb59.jpg (slowchange - baby to adult)
http://sew-lexicon.com/wp-content/uploads/2017/04/LED-LIGHTING-A.jpg (fast change -lighting bulb)
http://bishopsworth.wikispaces.com/file/view/egg.gif/35312657/egg.gif (irreversible change)
http://4.bp.blogspot.com/-6j7hrO2o3Rc/U1FmrpYzELI/AAAAAAAAACI/LzoqysbJbEg/s1600/mold+on+bread.jpg (undesirable change - rotten bread)
http://www.masterclockrepair.com/images/675_moon_phase_crop.jpg (periodic changes)
http://www.chesapeakebay.net/images/issues/weather.jpg (non periodic change - flood)
Activities
[Contributor - Kripa]
1. Pick three students. Ask each student what happens when they
a) rolled out atta to make a roti
b) stretch a rubber band
c) Fold a piece of paper
2. Explain reversible and irreversible changes:
a) Measure the length of a piece of paper, fold it and then measure again. The shape of the paper changes. Unfold the piece of paper. It is now its original length.
b) Make a hole in a piece of paper. Ask the students to fill in the hole and make the paper as it was before. Is it possible?
Additional Aids
[Contributors - Madhumitha Rajamohan, Anusha Rao]
https://drive.google.com/open?id=0BzNF2YyqQxJ-dDVaS0VtR2k0cFU
https://drive.google.com/open?id=1ode_dK6J8E4q_qS54eR0p2pDsTHeVIPn (Answer Key 1)
Transliteration
[Contributor - Gayathri Arun]
| Term | Transliterated Term | Translated Term | |
| original | ஒரிஜினல் | அசல், தோற்ற, மூல | |
| ripening | ரைப்பனிங் | பழுத்தல், கனிதல் | |
| spoilage | ஸ்பாய்லஜ் | கெட்டுப்போதல்,கழிவு | |
| eruption | எ றப்க்ஷன் | சீற்றம், பொங்குதல் | |
| rusting | ரஸ்டிங் | துருப்பிடித்தல் |
Worksheets
[Contributors - Madhumitha Rajamohan, Anusha Rao]
https://drive.google.com/open?id=0BzNF2YyqQxJ-cU82OXI2MEs4UXc
https://drive.google.com/open?id=1q48M6o8yoOGaL861KtHVfp4kx719J3Sf (Worksheet 1)
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