Difference between revisions of "TNSB - 7 - Science :: Water - A precious resource"

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(Additional Aids)
(Worksheets)
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=Lesson Plan=
 
=Lesson Plan=
[Contributor - Preethi Saravanakumar]
 
  
'''Objective:''' To teach the students about various water forms, distribution and water management.
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[Contributor - Revathy J S]
  
'''Subtopics to be covered:'''
 
# Sources Of Water (Rain water, Glaciers, ice and snow, River water, Sea and Ocean water, Lake and Pond water)
 
# Forms Of Water (Solid, Liquid, Gas)
 
# Depletion Of Water (Natural forces, Human causes, Salt water intrusion, Commercialization of water resources, Sand grabbing from rivers)
 
# Scarcity Of Water (Factors contributing to the depletion of water table)
 
# Water Management- Rain Water Harvesting (Advantages)
 
# Desalination Of Sea Water (Distillation, Reverse Osmosis)
 
  
'''Learning Outcome:'''
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Dear Volunteer,
# Students understand the importance of water to humans and they are able to reason how to conserve the precious water.
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Please find below the detailed lesson plan and PPT for this chapter in the language mentioned against the respective link. While the lesson plan will give an overall flow of the lesson, the PPT will include lesson flow as well as the presentations for the class.
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'''https://drive.google.com/open?id=1BLa5E-xl_16I5XFGdZAPR1qw5uLaawf_''' (Lesson Plan - English)
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'''https://drive.google.com/open?id=1aHIN4rVXuIyCB2GHRFbCs0hC1qg35Zvm''' (PPT - English)
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You may use the content as it is or download and modify them to suit the students requirements.
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If you feel any major modifications or additions are carried out by you in the form of adding any new activity, presentations, videos etc. we request you to send the modified version to submitcontent@evidyloka.org for enabling upload the modified version.
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The worksheets of the lesson can be accessed from the worksheet tab.
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Kindly rate the lesson plan and share your suggestions and comments on the lesson plan in the comments box below. Your valuble suggestions and comments will help us to improve the content.
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=Textbook=
 
=Textbook=
[Contributor - Kripa S]
 
  
http://www.textbooksonline.tn.nic.in/Books/Std07/Std07-III-MSSS-TM-2.pdf#page=14 (Tamil Medium)
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[Contributor - Rini Jose]
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https://drive.google.com/open?id=1nyOsSyTaqudAvtWlNNIvOgr0Ve9pPkhU (English)
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https://drive.google.com/open?id=1SKvrydnlHb375aR8deuDeLM5PVA3rPdP (Tamil)
  
http://www.textbooksonline.tn.nic.in/Books/Std07/Std07-III-MSSS-EM-2.pdf#page=14 (English Medium)
 
  
 
=Videos=
 
=Videos=
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https://www.youtube.com/watch?v=93BqLewm3bA&t=40s (water pollution -English)
 
https://www.youtube.com/watch?v=93BqLewm3bA&t=40s (water pollution -English)
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[Contributor - Revathy J S]
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Lesson plan version 1.1 videos
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https://www.youtube.com/watch?v=_kWCgSFFEAg (need of water)
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https://www.youtube.com/watch?v=w0Mh6X3ZYNY (Availability of water)
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https://www.youtube.com/watch?v=T-QimFDbgi4 (Sources of water)
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https://www.youtube.com/watch?v=aPs6cpSaj6A (Forms of water)
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https://www.youtube.com/watch?v=oNWAerr_xEE (ground water)
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https://www.youtube.com/watch?v=0cUEuMUXrVU
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https://www.youtube.com/watch?v=b5NVu_UMk8k
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https://www.youtube.com/watch?v=otrpxtAmDAk (reasons for scarcity of water)
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https://www.youtube.com/watch?v=rpe8jgT--bw (rain water harvesting)
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https://www.youtube.com/watch?v=mZ7bgkFgqJQ (desalination of sea water)
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=Images=
 
=Images=
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2. http://www.arvindguptatoys.com/toys/raingauge.html
 
2. http://www.arvindguptatoys.com/toys/raingauge.html
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[Contributor - Revathy J S]
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Lesson plan version 1.1 activites
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1. collect clippings from newspapers and magazines on the news items, articles and pictures related to water shortage. paste them in my scrapbook/chart paper.
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2. A clear plastic jar (label the jars so that they can observe and record what is happening),Cling film or sheets of clear plastic, Rubber band, Soil, Birdseed, Measuring cup, Water
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Procedure-
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a. Ensure that the plastic jar is clean and dry.
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b. Add a layer of soil to the bottom of the jar.
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c. The layer should be about 2 cm deep.
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d. Sprinkle about half a teaspoon of birdseed over the soil.
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e. Cover the bird seed with another layer of soil that is also about 2 cm deep.
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f. Measure 60 ml of water using the measuring cup. Slowly pour this over the soil. Make sure the water is poured evenly over the soil’s surface.
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g. Cover the top of the jar with cling film or plastic and secure it with a rubber band.
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h. Place the jars on a window sill or other place where they can remain in direct sunlight.
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=Additional Aids=
 
=Additional Aids=
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https://drive.google.com/open?id=1qT5gzqUMrRKMFskTixcEeERALzyjCmuv (Answer Key 4)
 
https://drive.google.com/open?id=1qT5gzqUMrRKMFskTixcEeERALzyjCmuv (Answer Key 4)
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[Contributor - Revathy J S]
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Lesson plan version 1.1 PPT
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https://drive.google.com/open?id=1aHIN4rVXuIyCB2GHRFbCs0hC1qg35Zvm
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=Transliteration=
 
=Transliteration=
  
 
=Worksheets=
 
=Worksheets=
[Contributor - Gayathri Arun]
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[Contributors - Gayathri Arun, Sudha Thangaraj]
  
 
https://drive.google.com/open?id=0B4m07xnDF8JpcngzclF3MlMxV3c (Worksheet 1)
 
https://drive.google.com/open?id=0B4m07xnDF8JpcngzclF3MlMxV3c (Worksheet 1)

Revision as of 05:12, 15 February 2018

Go To: TNSB-Science-Grade 7

[edit]

[Contributor - Revathy J S]


Dear Volunteer,


Please find below the detailed lesson plan and PPT for this chapter in the language mentioned against the respective link. While the lesson plan will give an overall flow of the lesson, the PPT will include lesson flow as well as the presentations for the class.


https://drive.google.com/open?id=1BLa5E-xl_16I5XFGdZAPR1qw5uLaawf_ (Lesson Plan - English)


https://drive.google.com/open?id=1aHIN4rVXuIyCB2GHRFbCs0hC1qg35Zvm (PPT - English)


You may use the content as it is or download and modify them to suit the students requirements.


If you feel any major modifications or additions are carried out by you in the form of adding any new activity, presentations, videos etc. we request you to send the modified version to submitcontent@evidyloka.org for enabling upload the modified version.


The worksheets of the lesson can be accessed from the worksheet tab.


Kindly rate the lesson plan and share your suggestions and comments on the lesson plan in the comments box below. Your valuble suggestions and comments will help us to improve the content.


[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

[Contributor - Revathy J S]

Lesson plan version 1.1 activites

1. collect clippings from newspapers and magazines on the news items, articles and pictures related to water shortage. paste them in my scrapbook/chart paper.

2. A clear plastic jar (label the jars so that they can observe and record what is happening),Cling film or sheets of clear plastic, Rubber band, Soil, Birdseed, Measuring cup, Water


Procedure-

a. Ensure that the plastic jar is clean and dry.

b. Add a layer of soil to the bottom of the jar.

c. The layer should be about 2 cm deep.

d. Sprinkle about half a teaspoon of birdseed over the soil.

e. Cover the bird seed with another layer of soil that is also about 2 cm deep.

f. Measure 60 ml of water using the measuring cup. Slowly pour this over the soil. Make sure the water is poured evenly over the soil’s surface.

g. Cover the top of the jar with cling film or plastic and secure it with a rubber band.

h. Place the jars on a window sill or other place where they can remain in direct sunlight.


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