Have you ever wondered why few insects like water striders walk in water? or why do small droplets of rain stick to our window?. The scientific explanation of this phenomenon is associated with the term “Surface Tension”. Surface Tension is the tendency of the surface of a liquid to contract until it reaches the smallest […]
On 15 th August 1947 Indian people celebrated their first Independence Day. This will be the 76th Independence day celebration in 2022 and also the 75th anniversary of Independence, which was named as ‘Azadi Ka Amrit Mahotsav’. The celebrations for the 75th Independence Day commenced on March 12, 2021 in a 75-week countdown and it […]
DNA is the hereditary material in humans. It’s made-up of chemical building blocks known as nucleotides .It’s seen in all prokaryotic and eukaryotic cells .Deoxyribonucleic acid is the full form of DNA. It is a molecule that contains the instructions an organism needs to develop, live and reproduce. These instructions are found inside every cell […]
“Here is a mantra, a short one that I give you. You may imprint it on your hearts and let every breath of yours give expression to it. The mantra is: ‘Do or Die’. We shall either free India or die in the attempt; we shall not live to see the perpetuation of our slavery” […]
What’s happening? The Indian government will soon start its mega ocean mission called ‘Samudrayaan’ to unlock the mysteries in the heart of deep water. With this mission India will be joining the elite club of nations such as the US, Russia, Japan, France and China to have niche technology and vehicles to carry out subsea […]
Deforestation means the cutting down of trees or forests of a large area and using that land for various human activities. it is the major threat affecting the survival of plants and animals. the trees in the forests are cleared for cultivation, construction activities,for making furnitures etc.natural calamities like drought forest fires also cause deforestation. […]
The place Dandi March marks the legacy of one of the influential protests of the Indian freedom struggle. It was a mass movement initiated by Mahatma Gandhi against the unfair salt tax foisted by the British government over the production of salt by Indian farmers. this commenced on 12 March 1930 and lasted for 24 […]
The vibration that propagates as an acoustic wave, through a transmission medium such as a solid,liquid or gas is known as sound. Only acoustic waves that have frequencies in the audio frequency range, that is frequencies lying between about 20 Hz and 20 kHz, elicit an auditory percept in humans. Ultrasound Sound waves are sound […]
It was a massive movement under the leadership of Gandhi to oppose the British government in India. He declared that British rule survived in India only due to the cooperation of Indians. so if Indians refused to co-operate then British rule will collapse and swaraj would achieve. Therefore non cooperation movement launched in September 1920. […]
