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The periodic table, also known as the periodic table of the elements, is an ordered arrangement of the chemical elements into rows ("periods") and columns ("groups").It is an icon of chemistry and is widely used in physics and other sciences. It is a depiction of the periodic law, which states that when the elements are arranged in order of their atomic numbers an approximate recurrence of ...
Bangladesh, [a] officially the People's Republic of Bangladesh, [b] is a country in South Asia. It is the eighth-most populous country in the world and is among the most densely populated countries with a population of nearly 170 million in an area of 148,460 square kilometres (57,320 sq mi). Bangladesh shares land borders with India to the ...
Canva is a graphic design platform that provides tools for creating social media graphics, presentations, promotional merchandise and websites. [6] [7] [8] Launched in Australia in 2013, the service offers design tools that are easy-to-use for individuals and companies. [9] Its offerings include templates for presentations, posters, and social ...
Coal, oil, and natural gas remain the primary global energy sources even as renewables have begun rapidly increasing. Definition Renewable energy is usually understood as energy harnessed from continuously occurring natural phenomena. The International Energy Agency defines it as "energy derived from natural processes that are replenished at a faster rate than they are consumed".
Recorded 4 October 1994. Nelson Rolihlahla Mandela ( / mænˈdɛlə / man-DEH-lə; [1] Xhosa: [xolíɬaɬa mandɛ̂ːla]; born Rolihlahla Mandela; 18 July 1918 – 5 December 2013) was a South African anti-apartheid activist, politician, and statesman who served as the first president of South Africa from 1994 to 1999. He was the country's ...
Elizabeth Victoria Montgomery (April 15, 1933 – May 18, 1995) [2] was an American actress whose career spanned five decades in film, stage, and television. She portrayed the good witch Samantha Stephens on the popular television series Bewitched, which earned her five Primetime Emmy Award nominations and four Golden Globe Award nominations.
Kurt Cobain. Kurt Donald Cobain (February 20, 1967 – c. April 5, 1994) was an American musician who was the lead vocalist, guitarist, primary songwriter, and a founding member of the grunge band Nirvana. Through his angsty songwriting and anti-establishment persona, his compositions widened the thematic conventions of mainstream rock music.
