TNSB - 7 - Science :: Water - A precious resource

Go To: TNSB-Science-Grade 7

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[Contributor - Kripa S]

http://www.textbooksonline.tn.nic.in/Books/Std07/Std07-III-MSSS-TM-2.pdf#page=14 (Tamil Medium)

http://www.textbooksonline.tn.nic.in/Books/Std07/Std07-III-MSSS-EM-2.pdf#page=14 (English Medium)

[Contributor - Kripa S]

https://www.youtube.com/watch?v=9pqh6tlEOhs (water cycle in English)

https://www.youtube.com/watch?v=93BqLewm3bA&t=40s (water pollution -English)

[Contributor - Anu Nived]

http://images.slideplayer.com/26/8393357/slides/slide_21.jpg (forms of water)

http://www.mppcb.nic.in/images/rwh_benefit.jpg (rain water harvesting)

https://upload.wikimedia.org/wikipedia/commons/a/ac/Button_dripper.JPG (drip irrigation)

[Contributor - Kripa S]

1.You are a water detective in your school. You have a team of six members. Survey the campus and make a note of the following: (a) Total number of taps (b) Number of taps leaking (c) Amount of water wasted due to leakage (d) Reasons of leakage (e) Corrective measures taken

2. http://www.arvindguptatoys.com/toys/raingauge.html

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