Saturday, August 19, 2023

DRAWING WITH LIGHT

 Photography

     Photography is a way of capturing and recording images using a device called a camera. Photography was invented by Joseph Nicéphore Niépce, a French inventor. The person who captures the picture is called a photographer. Pictures captured using a camera are called photographs.

     Photography is considered as a useful form of communication. A photograph has the ability to capture an experience, an idea or a moment in time and gives us more information about the place, people, events and objects in the photograph. World Photography Day is observed annually on August 19 to celebrate the art, craft, science and history of photography.

Facts:

* The word 'photography' is derived from Greek words meaning 'drawing with light'.

* The oldest photographic image is almost 200 years old and it took eight hours to capture.

* Print media (newspapers and magazines) has been using photographs of events and people since the 1800s.

* The first colour photograph was taken in 1861 by Scottish physicist James Clerk Maxwell.

* George Eastman founded the Eastman Kodak company that made camera film and photography available to the masses.

* People never smiled in the olden days as they had to stay still for many hours for one photograph to be captured.

* The first digital camera weighed four times more than the modern DSLR.

* The most viewed photograph is a wallpaper of Windows XP named 'Bliss'. It was photographed by American photographer Charles O'Rear.




Friday, August 18, 2023

DO YOU KNOW

How and where did forks originate?

     The dining fork has an interesting history. It originated centuries ago, in an ancient Egypt, not as an item of cutlery but as a cooking tool used for carving or lifting meats from cauldron or the fire. The original forks were fairly large with two tines (prongs) that prevented meat from twisting or moving during carving and allowed food to slide off more easily than it would with a knife.

     By the 7th century, the nobles and royalty of the Middle East and the Byzantine empire began to use forks at the table for dining. (Until then, they had eaten with their fingers, using only knives for cutlery.) But this did not meet with the approval of the clergy, who considered it sinful to substitute metal forks for the natural forks (fingers) provided by God. It was not until the 16th century that forks gained acceptance in Italy. In 1533, forks were brought from Italy to France when Catherine de Medici married king Henry II. The French, too, were slow in accepting forks, because using them was thought to be an affectation. The French Monarch Louis XIV was known to have forbidden his children from eating with the forks their tutor had encouraged them to use. But gradually, the fork gained popularity and by the beginning of the 19th century, it had become an essential part of the French dinner table.

     An Englishman named Thomas Coryate brought the first forks to England after seeing them in Italy during his travels in 1608. He initially faced much ridicule, as the English thought it unnecessary. But over the years, they became prized possessions made of expensive materials intended to impress guests. Small slender-handled forks with two tines were generally used for sweet, sticky foods or for foods such as berries which were likely to stain the fingers. By the mid 1600s, eating with forks was considered fashionable among the wealthy British. Forks used solely for dining were luxuries and thus markers of social status and sophistication among nobles.


Thursday, August 17, 2023

NOBLE VIRTUE

 Kindness

     At one of the Special Olympics, nine physically challenged boys lined up at the starting line for the 100-metre race. 

     At the sound of the starting gunshot, they all darted out, each in their own tracks, making their best effort to dash towards the finish line. 

     During the race, a young boy tripped and tumbled to the ground and began to cry. Hearing the cry, the other boys slowed down and looked back at him. 

     Then without hesitation, they all turned around and began running towards the injured boy. 

     Instead of pushing forth to the finish line to win, they decided to help the boy to his feet. Then all of them linked their arms and together they walked to the finish line. 

     By the time they reached the end, everyone in the stadium was on their feet and cheering the boys, some with tears rushing down their cheeks.  

     Even though they had lost their chance to win the race, all the boys had smiles on their faces because they knew they had done the right thing.  

     Mark Twain said, “Kindness is the language which the deaf can hear and the blind can see.” Kindness to all is not a sign of weakness but a sign of strength and nobility of character.

Wednesday, August 16, 2023

MOST COMMON FISH FOUND IN HOME AQUARIUM

 Goldfish

     Goldfish are freshwater fish. They are most common fish found in home aquariums. Goldfish have two sets of paired fins and three single fins. They have large eyes and great sense of hearing and smell.

     Goldfish eat worms, shrimp and other small fish. Goldfish are not just golden orange, they come in various sizes and colours.

Types of Goldfish:

Black telescope eye goldfish

Common goldfish

Bubble eye goldfish

Oranda goldfish

Some facts about goldfish:

i) It can survive for up to 10 years in an aquarium 

   and 30 years in a pond.

ii) It can grow to a length of between 4 and 16 

    inches.

iii) Around 450 million goldfish are sold as pets 

     across the world every year.

iv) There are about 200 breeds of goldfish.

v) Gifting a goldfish is a sign of friendship.

vi) The world's largest pet goldfish was found in 

      Netherlands in 2008. It measured 18.7 inches.

Goldfish habits:

1) Goldfish doesn't have teeth. They crush their  

    food in their throat.

2) They are friendly and usually do not harm 

     other fish.

3) Though they are quite calm, they can become 

     aggressive when released into the wild.

4) They do not need companions and can live 

     alone in a tank.

5) They are smart and enjoy music.



Tuesday, August 15, 2023

BRITISHER WHO SUPPORTED INDIAN FREEDOM STRUGGLE

  Annie Besant

     The Indian freedom movement was a struggle against colonial oppression and the reign of the British in India. However, not all the British believed that India was to be ruled. Instead, some supported the idea of India as a free, democratic country. Many Britishers sympathised with the Indian freedom struggle, saw the cruelty and injustices of colonial rule and actively rebelled against it. They played a part in India's freedom struggle and the independence it achieved in 1947, one such bold British woman who fought is Annie Besant.


     Annie Besant was an early advocate of many causes including women's rights, worker's rights, secularism and birth control. She first came to India on November 16, 1863, to attend the Annual Convention of the Theosophical Society in Madras (now Chennai). She actively participated in local politics, joining the Indian National Congress (INC), originally a debating body that discussed solutions to prevalent political issues.

     In 1914, when World War I broke, Besant said, "England's need is India's opportunity." In June 1914, she purchased the Madras Standard newspaper and renamed it 'New India'. She used this medium to express her outrage against the colonial government and insisted on clear moves towards a democratic nation. In 1916, she along with Madan Mohan Malaviya and Sunder Lal founded the Banaras Hindu University and in 1922, she helped establish the Hyderabad National Collegiate Board. In September 1916, she created the Home Rule League that demanded self-government for all of India through demonstrations. She set up the women's Indian Association in 1917 and in June 1917, she was arrested for participating in political matters. But she defiantly flew a red and green flag against the British Empire while in prison. She was released in September 1917 due to a threat of protest from the INC and Muslim League. In December 1917, she became the president of the INC; she was the first woman president.

     Besant clashed with Mahatma Gandhi as he felt that she emphasised intellectual develpment instead of brotherhood and unity. Besant objected to Gandhi's method of mass movements as she believed that the public would not be able to meet violence with demonstrations. She eventually left the INC to join the Liberal Party and continued to campaign for India's independence in India and during her tours of Britain. She was made Honorary Commissioner of India in 1932 and died in 1933.

Monday, August 14, 2023

DO YOU KNOW

 What is melanin?

     Melanin is a black pigment found in our bodies that is produced by special skin cells called melanocytes. It is melanin that gives colour to the skin and hair. The amount of melanin in the skin accounts for the colour differences among the races. Thus the melanocytes in the bodies of dark-skinned people produce more melanin than those in the bodies of fair-skinned people. 

     Melanin protects us from the harmful effects of ultraviolet radiation, including skin cancer. Some people are unable to form melanin because of a flaw in their chemical makeup. Such people are known as 'albinos'. Their skin and hair are white and their eyes are red. 

     Melanin production increases with exposure to strong ultraviolet light, and this creates a sun tan, which is a protective response. Over a period of years excessive exposure to sun can tend to cause wrinkles and cancer of the skin. Since dark-skinned people have more melanin, they have fewer wrinkles and are less likely to develop skin cancer.



Sunday, August 13, 2023

STORY FROM PANCHATANTRA

A wise old owl

     A mighty tree, deep in the forest was home to a great many birds. The oldest resident was an owl. One day, the old owl noticed that two branches had grown very close to each other. So he alerted the others. 
     "Friends, those two branches over there are constantly rubbing against each other," said the owl.
     "So, what about it?" asked one bird.
     "In the dry weather, friction could cause a spark that could set the tree on fire. My advice to those of you who are building nests, is to shift to a safer location!" said the owl.
      "Age has made you timid, Sir!" said a woodpecker. "We woodpeckers know everything about building nests and I assure you that the tree is safe."
     Only a few birds decided to leave the tree and build nests elsewhere. The majority decided to stay where they were.
     "This tree is as old as the hills! Fire has never occurred here," said one of the birds.
     "That's true," replied another bird. "We would be fools to leave such a safe place. I think owl is an alarmist!"
     And then one hot summer afternoon, the tree caught fire just as the old owl had predicted. A spark caused by the branches rubbing together led to a fire that engulfed the whole tree destroying every living thing on it.
Moral of the story: Listen to the voice of experience.


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