Question

Luminous objects such as flashlights emit light that we can see. How do we see an object that isn’t luminous?

Answer 1

When ray of lihht strike to any thing

Then,
That object is visible .,,,, Because that ray get reverse by object which is goes to our eyes and we are see ..



They have not own light but refracted ray make it visible....

E.g.

Moon, because oon has no light but sun ray refracted from moon and we see clearly moon like moon is naturally shining

Answer 2

we can see non luminous object because the reflect the light and hence we can see them