Question

Give reason :
1. One should not look at the Sun during solar eclipse.
2. A book placed behind the wooden screen is not seen.
3. A furniture in the bedroom cannot be seen in the darkness.
4. Image formed by a pinhole camera is inverted (upside down).​

Answer 1

Answer:

1. During Solar Ecylypse the bright light rays start coming they are harmful for our eyes.
2. Wood is Not an Transparent or Translucent it's an opaque object .
3. Furniture cannot be seen because its surface is not shiny due to that the light rays cannot get reflected
4. A pinhole camera showa invert because the mirror reflects the sun light and shows the image .

Explanation:

Mark as Brainliest Answer because that helps a lot.

Answer 2

1. One shouldn't look directly at the sun because the lens of the eye focuses and concentrates sunlight on the retina, scorching it and leading to solar retinopathy; because the retina has no pain receptors, you won't be aware of the damage until it's too late.

Hope this helped!!!