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LIGHT AND SHADOWS

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LIGHT AND SHADOWS

  1. 1. Good MORNING Student’s CLASS VI
  2. 2. Objects Object emit light Object do not emit light Candle Book Spectacles Bulb Flower House Sun Star
  3. 3. Luminous object- The object that emits light is called Luminous objects Non -luminous object- The object that does not emit light are called Non Luminous objects.
  4. 4. LUMINOUS NON-LUMINOUS
  5. 5. Objects that view through possible fully/partially/not at all. Glass bottle Notebook Cloth Tissue Thin paper Rubber
  6. 6. DEFINITION OF TRANSPARENT, TRANSLUCENT AND OPAQUE. TRANSPARENT- allowing light to pass through so that objects behind can be distantly seen. TRANSLUCENT- allow lights to pass through them partially. OPAQUE-not able to seen through, not transparent. https://youtu.be/P6Uihn8V3h4
  7. 7. Shadows? Shadows are made by blocking light. Light rays travels in a straight lines.
  8. 8. The size of the shadow depends on the proximity of the object to the light source.
  9. 9. Our shadow is very long in the morning when the sun just rises. The length of our shadow goes on decreasing till noon. Our shadow is shortest at noon. The length of our shadow starts decreasing in the afternoon. And our shadow becomes very long in the evening, just before sunset. INTERESTING FACTS
  10. 10. THREE THINGS TO OBSERVE A SHADOW 1) A source of light 2) An opaque object 3) A screen on which the shadows can be.
  11. 11. So , today we have learnt about ‘ Light and Shadows’ and now summarize today’s class: What is the source of light? Differentiate between luminous and non-luminous objects. Formation of Shadow. Recognize the object as Transparent,Opaque and Translucent objects.
  12. 12. Q) Which of the following is a source of artificial light? a) Electric bulb b) Candle c) Torch d) All of these
  13. 13. HOMEWORK
  14. 14. FILL THE WORKSHEET:

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