What is the oldest mirror?
Reflective surfaces made of polished obsidian are the oldest “mirrors” in the archaeological record, dating back as far as 4000 BCE. The first evidence of mirrors as grooming tools dates to the 5th century BCE, in illustrations of elegant Greeks gazing at hand mirrors (these illustrations are found on antique pottery).
When was the first mirror created?
The mirror as we know it today was invented in 1835. The process of adding a silver nitrate coating to clear glass was created by Justus von Liebig, though today aluminum is frequently used.
Who first made mirrors?
Justus von Liebig
How did they make old mirrors?
These early glass mirrors were made by blowing a glass bubble, and then cutting off a small circular section from 10 to 20 cm in diameter. Their surface was either concave or convex, and imperfections tended to distort the image. Lead-coated mirrors were very thin to prevent cracking by the heat of the molten metal.
Who is the greatest teacher in the world?
Kenyan Peter Tabichi, who has been teaching for 12 years, was recently named the best teacher in the world.
Who was the first female teacher in America?
In 1783, Washington College in Chestertown, Maryland, appointed the first women teachers at any American college or university, Elizabeth Callister Peale and her sister Sarah Callister – members of the famous Peale family of artists – taught painting and drawing.
Who is the first man Teacher of India?
Sarvepalli Radhakrishnan
Who started Indian girl education?
Savitribai Phule
Who is the best girl education champion in India?
Jyotirao Phule
Why is educating a girl child important?
Girls have the right same right to education as boys. Educated girls can make informed choices – and from a far better range of options. Educating girls saves lives and builds stronger families, communities and economies. An educated female population increases a country’s productivity and fuels economic growth.
How old is Indian education?
The modern school system was brought to India, including the English language, originally by Lord Thomas Babington Macaulay in the 1830s. The curriculum was confined to “modern” subjects such as science and mathematics, and subjects like metaphysics and philosophy were considered unnecessary.