Is moon a Luminous or non-luminous body ?

Name four non-luminous bodies ?

What are luminous and non-luminous bodies? Give examples.

Classify the objects or materials given below as opaque,transparent or translucent and luminous or non-luminous. Air, water, a piece of rock, a sheet of aluminium, a mirror , a wooden board, a sheet of polythene,a CD ,smoke , a sheet of plane glass, fog, a piece of red hot iron, an umbrella, lighted fluorescent tube , a wall ,a sheet of carbon paper , the flame of a gas burner, a sheet of cardboard, a lighted torch , a sheet of cellophane, a wire mesh, kerosene stove ,sun, firefly, moon.

What are non-luminous bodies?

Differentiate between luminous and non-luminous bodies.

What are luminous bodies ?

Name some luminous bodies.