Classify the objects or materials given below as opaque, transparent or translucent and luminous or non-luminous:
sun

Explanation

To classify the sun as opaque, transparent, or translucent, and as luminous or non-luminous, we can follow these steps:

### Step 1: Understand the definitions
- **Opaque objects**: These do not allow light to pass through them. Light is completely blocked.
- **Transparent objects**: These allow light to pass through without scattering, enabling clear images to be seen through them.
- **Translucent objects**: These allow some light to pass through but scatter it, resulting in unclear images.

### Step 2: Determine the nature of the sun
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