Definition of atom for Students. 1  1 : the smallest particle of an element that can exist alone or in combination carbon atoms. 2  2 : a tiny particle : bit âI don't believe there's an atom of meaning in it.â â Lewis Carroll, Alice's Adventures in Wonderland.
How Did Mount Everest Get Its Name? The highest mountain in the World, Mount Everest in Nepal was named after and in honour of Sir George Everest who was a British Surveyor General. In 1852 he found it to be the highest peak in the World during the Great Survey of India. It was originally called Mont Everest.
The first woman to climb Mount Everest was a Japanese climber named Junko Tabei who reached the summit at the age of 35. She completed her climb of Everest on May 16, 1975, and was accompanied by her Sherpa guide, Ang Tshering.