Difference between revisions of "NCERT - 6 - Science :: Light, Shadows and Reflections"
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Revision as of 08:58, 16 November 2017
Go To: NCERT-Science-Grade 6
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[Contributor- Lakshmi Seetaraman]
Objective: To teach the children about light and that light travels in straight line.
Subtopics to be covered:
- Transparent, Opaque and Translucent objects
- What are shadows?
- Mirrors and Reflections
Learning Outcome:
- Students know the difference between transparent, opaque and translucent objects
- They know how shadows are formed
- They know that mirror reflection gives us clear images unlike shadow images.
[Contributor - Kripa S]
http://epathshala.nic.in/wp-content/doc/book/flipbook/Class%20VI/0653-Vigyan/ch%2011/index.html (NCERT Hindi Medium)
http://epathshala.nic.in/wp-content/doc/book/flipbook/Class%20VI/0652-Science/ch%2011/index.html (NCERT English Medium)
https://drive.google.com/open?id=0BzNF2YyqQxJ-QjE3bWlRTVRwdEE (JEPC Board) (Hindi Medium)
[Author - Kripa S]
https://www.youtube.com/watch?v=rCznJTP3cVQ ( Light and Shadow basics )
https://www.youtube.com/watch?v=Jo1UZgGTtUs (properties of light)
[Contributor - Anu Nived]
https://s-media-cache-ak0.pinimg.com/564x/22/8f/11/228f11805b86010612df19ea25bf083c.jpg (shadows)
https://turntable.kagiso.io/images/Screen_Shot_2017-04-24_at_9.52.55_AM.original.png (mirrors and reflection)
https://userscontent2.emaze.com/images/d186da23-5fba-444a-a625-a7a8581f5594/5fe50df2e56b78643696f38affa4b6d5.jpg (transparent object)
http://s4.thingpic.com/images/AR/KLZpMCfSRmcrunv4Mu4cN52Y.png (transparent, opaque and translucent )
[Contributor - Arshea Bimal, Kripa S]
1. https://www.youtube.com/watch?v=HBrA0dWc7aU (Reflection, Refraction)
2. https://www.youtube.com/watch?v=3FDz1JjXUb8 (Reflection)
3. It is possible to cast multiple shadows of an object at the same time. Try to understand how this can be done and try to create this on your own. Observe the intensity of the shadow in this case. Observe the players in a day-night cricket match.
4. Observe and understand how and why the length of the shadow of a light pole changes during the day.
[Contributor - Sarvesh Prabhakar]
https://drive.google.com/open?id=0B4m07xnDF8JpdFVCa0VwRFI2b2c
[Contributor - Kripa S]
https://drive.google.com/open?id=1yp6U2vbV152n5TEYVBNet_NQwzOpJcPZ
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