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Multiplication table. In mathematics, a multiplication table (sometimes, less formally, a times table) is a mathematical table used to define a multiplication operation for an algebraic system. The decimal multiplication table was traditionally taught as an essential part of elementary arithmetic around the world, as it lays the foundation for ...
Gregory S. Paul. Gregory Scott Paul (born December 24, 1954) is an American freelance researcher, author and illustrator who works in paleontology. He is best known for his work and research on theropod dinosaurs and his detailed illustrations, both live and skeletal. [1] Professionally investigating and restoring dinosaurs for three decades ...
Compsognathus (/ kɒmpˈsɒɡnəθəs /; [1] Greek kompsos /κομψός; "elegant", "refined" or "dainty", and gnathos /γνάθος; "jaw") [2] is a genus of small, bipedal, carnivorous theropod dinosaur. Members of its single species Compsognathus longipes could grow to around the size of a chicken. They lived about 150 million years ago ...
Charles Robert Knight (October 21, 1874 – April 15, 1953) was an American wildlife and paleoartist best known for his detailed paintings of dinosaurs and other prehistoric animals. His works have been reproduced in many books and are currently on display at several major museums in the United States. One of his most famous works is a mural of ...
Cultural depictions of dinosaurs have been numerous since the word dinosaur was coined in 1842. The non-avian dinosaurs featured in books, films, television programs, artwork, and other media have been used for both education and entertainment. The depictions range from the realistic, as in the television documentaries from the 1990s into the ...
The geologic time scale is a way of representing deep time based on events that have occurred throughout Earth's history, a time span of about 4.54 ± 0.05 Ga (4.54 billion years). [5] It chronologically organises strata, and subsequently time, by observing fundamental changes in stratigraphy that correspond to major geological or ...
Spinosaurus (/ ˌspaɪnəˈsɔːrəs /; lit.'spine lizard') is a genus of spinosaurid dinosaur that lived in what now is North Africa during the Cenomanian stage of the Late Cretaceous period, about 100 to 94 million years ago. [ 2 ] The genus was known first from Egyptian remains discovered in 1912 and described by German palaeontologist Ernst ...
The " dinosaur of Ta Prohm " [1] is a bas-relief in the Khmer Empire temple-monastery of Ta Prohm. Numerous reliefs of various different animals are present in the temple; the "dinosaur" is one of its more ambiguous artworks. The relief first gained modern notoriety in the late 1990s when the lobe-like features running down the animal's back ...