Question Text
Question 9 :
Do the shadows look different in colour, when the colours of the objects are different?
Question 11 :
Fill in the blank: If we are able to see clearly through an object, it is allowing light to pass through it then the object is called ______.
Question 12 :
State whether True or False: We need a source of light and an opaque object, and a screen to see a shadow.
Question 14 :
State whether True or False: Pinhole camera can be used to image the Sun and brightly lit objects.
Question 17 :
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 ?
Question 24 :
Fill in the blank: Objects like the sun that give out or emit light of their own are called ______ objects.
Question 26 :
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 ?
Question 32 :
Can you observe a shadow when there is just a source of light and nothing else, in a room?
Question 35 :
Fill in the blank: The objects through which we can see, but not very clearly are called ______ objects.
Question 44 :
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? Yes or no?
