NCERT - 6 - Science :: Light, Shadows and Reflections

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Go To: NCERT-Science-Grade 6


[Contributor- Lakshmi Seetaraman]

Objective: To teach the children about light and that light travels in straight line.

Subtopics to be covered:

  1. Transparent, Opaque and Translucent objects
  2. What are shadows?
  3. Mirrors and Reflections

Learning Outcome:

  1. Students know the difference between transparent, opaque and translucent objects
  2. They know how shadows are formed
  3. They know that mirror reflection gives us clear images unlike shadow images.

[Contributor - Kripa S]

(Source - Bodhaguru) (Hindi - Light and Shadow basics )

(Source - Bodhaguru) (Hindi - Properties of Light)

[Contributor - Arshea Bimal, Kripa S]

1. (Reflection, Refraction)

2. (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.

[Contribuotr - Fathima Nazar]

Term Transliterated Term Translated Term
Luminous लुमिनस दीप्त
Mirror मिरर दर्पण
Opaque ओपेक अपारदर्शी
Pinhole Camera पिनहोल कामेरा सूची छिद्र कैमरा
Reflection रिफ्लेक्शन परावर्तन
Shadow शाडो छाया
Translucent ट्रांसलूसेंट पारभासी
Transparent ट्रांस्पेरेंट पारदर्शी
Bulb बल्ब बल्ब
Conductors कंडक्टर्स विद्युत चालक
Electric Cell इलेक्ट्रिक सेल विद्युत सेल
Electric Circuit इलेक्ट्रिक सरक्यूट विद्युत परिपथ
Filament फिलामेंट तंतु
Insulator इंसुलेटर विद्युत रोधक
Switch स्विच स्विच
Terminal टेर्मिनल टर्मिनल
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