Education- Interesting facts 23 August 2021

Negative Photo Illusion

🤔 How it works ……..

How the Negative Photo Illusion Works?
Now a days we can see few negative photos on social media with a point of concentration on its nose or eye part, if we watch it for 30 secs to 1 minute and again start blinking our eyes quickly on any white wall, we can see the colour image of that negative photo, so how this happens, what is the logic behind d this…. ⁉️*

However, you look at a large image, the tiny movements in your eyes aren’t enough to reduce overstimulation. As a result, you experience what is known as a negative afterimage.

As you shift your eyes to the white side of the image, the overstimulated cells continue to send out only a weak signal, so the affected colors remain muted.

However, the surrounding photoreceptors are still fresh and so they send out strong signals that are the same as if we were looking at the opposite colors.

The brain then interprets these signals as the opposite colors, essentially creating a full-color image from a negative photo.

😳Why❓❓❓

WHY CAN’T WE DRINK RAIN WATER

Moreover, rainwater is typically not alkaline. Instead, it tends to be slightly acidic, with a pH of about 5.0–5.5. It may also be considerably more acidic than that if you’re collecting it from an environment with a lot of air pollution.

Environmental pollutants, harmful bacteria, and parasites can contaminate rainwater, and drinking it can make you sick. Boiling, filtering, and chemically treating rainwater can help make it safer for human consumption.

💁🏻‍♂️ GK TODAY

Limca Book of Records is an annual reference book published in India documenting human and natural world records.
The world records achieved by humans are further categorised in education, literature, agriculture, medical science, business, sports, nature, adventure, radio, and cinema with Limca book of Records rules. Limca Book of Records was first published in 1990.

BORN TODAY🐣
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Tanguturi Prakasam Pantulu (23 August 1872 – 20 May 1957) was an Indian politician and freedom fighter, chief minister of the Madras Presidency, and subsequently became the first chief minister of the new Andhra state, created by the partition of Madras State along linguistic lines.
He was also known as Andhra Kesari (Lion of Andhra).

Ch Narmada Naveen Kumar 1 Ch Narmada Naveen Kumar
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