Question

which of the following is a luminous object
a.moon
b.earth
c.glow worm
d.all of these​

Answer 1

$\bf\red{ Answer }$

Glow worm is the luminous object.

Moon is the non - luminous. It reflects the light of sun and hence do not have light of its own.

Earth is also non - luminous object as it does not have light of its own.

So the correct answer is C) Glow worm because it has light of its own.

$\bf\red{ Thanks }$

Answer 2

Answer:

Objects which do not emit light on their own are called  non−luminous objects.

Objects that give out or emit light of their own are called as luminous objects.

Sun is a source of light and thus, gives out or emits light of it's own and hence, is a luminous object.

Moon,  are non-luminous objects because they do not emit light of their own and glow by reflecting the light of the sun.

Hence, the correct answer is OPTION a

Explanation: