Question

The materials through which we cannot see at all.​

Answer 1

Answer:

By opaque object,we cannot aee the materials at all.

Answer 2

Answer :

Opaque materials

Know more :-

Object are sorted based on how much light is passed through them. And they are sorted by 3 types.

• Transparent objects
• Translucent objects
• Opaque objects

Transparent objects :

• Objects which allow light to passes completely through is called as Transparent objects.
• We can see through these objects clearly.

Examples : Water, Air, Glass.

Translucent object :

• Objects which allow light to pass but partially is known as Translucent object.
• We can see these through these objects but not clearly.

Example : Ice, Polythene.

Opaque object :

• Objects which does not allow light to pass is known as Translucent object.
• We cannot see through these objects.

Example : Stone, Notebook.