CBSE  /  Class 6  /  Science  /  Light Shadows and Reflection

  • 1. 
    Light travels in

  • straight line
  • curved line
  • zig-zag line
  • randomly

  • 2. 
    When an opaque object comes in the path of light it forms

  • an image with colours
  • shadow
  • black and white image
  • depends on the colour of the light

  • 3. 
    Which types of objects do not allow light to pass through them?

  • Translucent
  • Opaque
  • Transparent
  • Penumbra

  • 4. 
    Which is an example of a translucent object?

  • A thin sheet of paper
  • A thin glass slab
  • A thin iron sheet
  • All of these

  • 5. 
    Bouncing back of light from shining surfaces is called

  • Reflection
  • Refraction
  • Bending
  • Dispersion

  • 6. 
    What is lateral inversion?

  • Image becomes inverted
  • Image bends laterally
  • Right of the object appears left of the image
  • All of these happen

  • 7. 
    Which letters of English alphabet will not show lateral inversion?

  • I, O, U
  • N, Z, X
  • I, X, E
  • A, E, I

  • 8. 
    Which is a device to image the sun?

  • Plane mirror
  • Pinhole camera
  • A straight pipe
  • Glass slab

  • 9. 
    Which of the following is a cold source of light?

  • Firefly (Jugnu)
  • Tube light
  • The sun
  • Electric bulb

  • 10. 
    Out of these, which one is not a man-made luminous body?

  • Electric bulb
  • Burning candle
  • Firefly (Jugnu)
  • Oil lamp
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