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CLASS - 6 SCIENCE CHAPTER - 11LIGHT,SHADOWS AND REFLECTIONSQUESTIONS AND ANSWERS

Question no. 1


Rearrange the boxes given below to make a sentence that help us understand Opaque objects.

 OWS ,  AKE , OPAQ , UE O , BJECT , T SM , SHAD

Answer no. 1

OPAQ UE O BJEC TS M AKE SHAD OWS 

  OPAQUE OBJECTS MAKES SHADOW

Question no. 2

Classify the object or materials given below as opaque, transparent or translucent and Luminous or non luminous:

Answer no. 2

Opaque materials - a piece of Rock, a sheet of aluminium, CD, smoke, iron, an umbrella, a wall.

 Transparent materials - air, water, a sheet of plane, glass.

 Translucent materials - A sheet of polythene, fog, a sheet of cellophane.

 Luminous material - a lighting fluorescent tube, the flame of a gas burner, a lighted torch, Firefly stove, Sun, moon.

Question no. 3

Can you think of creating a shape that would give a circular Shadow if held in one way and a rectangular Shadow if held in another way?

Answer no. 3

Yes it is possible that creating a shape that would give a circular Shadow if held in one way and a rectangular Shadow if held in another way.

Question no. 4

In a completely dark room, if you hold up a mirror in front of you, will you see a reflection of yourself in the mirror?

Answer no. 4

No, in a dark room, mirror reflection of image will not be shown as light will not fall on the mirror to reflect the image.

 Also see answers of the following chapters -

Garbage in Garbage out
Air around us
Water
Fun with Magnets
Electricity and Circuits
Light, Shadow and Reflection
Motion and Measurement of Distances
The Living Organisms and their Surroundings
Body Movements
Getting to know Plants
Changes Around Us
Separation of Substances
Sorting Material into Groups
Fibre to Fabric
Components of Food
Food : Where does it com from ?

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