Question

define obaque materials give example​

Answer 1

Answer:

An opaque object is something that allows no light through it. Concrete, wood, and metal are some examples of opaque materials. Some materials can be opaque to light, but not to other types of electromagnetic waves..

Explanation:

Answer 2

Definition:

Opaque material refers to common materials that are neither metallic (strong reflections) nor transparent (refractive).

Example:

Plastic, wood, stone, ceramic are common examples of Opaque materials