Fill in the blanks.
(i) When light falls on any ……………… it rebounds back.
(ii) Example for the light source is ………………
(iii) Oil-paper and rough glass are ……………… substances.
(iv) ……………….. substances aren’t able to form shadows.
(v) ………………. is the art narrating the story with shadows.
(vi) Oil-paper act as ……………… in a pinhole camera.
