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

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[Contributor - Anu Nived]

Objective: To teach the students about the importance of water

Subtopics to be covered:

1. Forms of Water and Sources of Water
2. Water Table and its depletion
3. Water Management

Learning Outcome:

1. Students know that sunlight is a mix of different colours
2. They know about the images formed by concave and convex lenses

[Contributor - Kripa S]

http://epathshala.nic.in/wp-content/doc/book/flipbook/Class%20VII/0759-Vigyan/Chapter%2016/index.html (NCERT Hindi Medium)

http://epathshala.nic.in/wp-content/doc/book/flipbook/Class%20VII/0758-Science/Chapter%2016/index.html (NCERT English Medium)

https://drive.google.com/open?id=0BzNF2YyqQxJ-TUFrSTdLZVVfWVU (JEPC Board) (Hindi Medium)

[Contributor - Kripa S]

(Source - Smart Learning for All)

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

(Source - Smart Learning for All)

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

[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 - Arshea Bimal, 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

[Contributor - Sagar Prithvi]

https://drive.google.com/open?id=0BzNF2YyqQxJ-QldCRnRHb0JlZHc

[Contributor - Fathima Nazar]

Term	Transliterated Term	Translated Term
Aquifer	अक्वीफर	जलभर , जलभृत
Depletion	डिप्लीशन	अवक्षय, रिक्तिकरण
Drip irrigation	ड्रिप इरीगेशन	बूंद सिंचाई व्यवस्था
Groundwater	ग्राउंडवाटर	भौम जल
Infiltration	इंफिल्ट्रेशन	अंतः स्यंदन
Recharge	रिचार्ज	पुनः पूर्ति
Water harvesting	वाटर हार्वेस्टिंग	जल संचयन
Water table	वाटर टेबल	जल स्तर

[Contributor - Sagar Prithvi]

https://drive.google.com/open?id=0BzNF2YyqQxJ-OHBxUTUwVFNzY0U

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