2. Classify the objects or materials given below as opaque, transparent or translucent, luminous or non-luminous: Air, water, piece of rock, sheet of aluminium, mirror, wooden board, sheet of ...
The National Council of Educational Research and Training (NCERT) has released a revised edition of its Class 6 science textbook, “Curiosity”, featuring significant changes that emphasise Indian ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results