{"/e/prehistoric-synapsids/synapsida/": {"t": "Synapsida", "s": "Clade including mammals and their extinct relatives."}, "/e/prehistoric-synapsids/therapsida/": {"t": "Therapsida", "s": "Major synapsid group that includes mammals and their ancestors."}, "https://codexery.com/mammals/e/mammals/mammal/": {"t": "Mammal", "s": "Vertebrate class defined by mammary glands and three middle ear bones.", "i": "https://codexery.com/mammals/img/mammals/mammal.webp", "c": "Hannah Ritchie and Klara Auerbach · CC BY 4.0"}, "/e/prehistoric-synapsids/mammaliaformes/": {"t": "Mammaliaformes", "s": "Clade of synapsid tetrapods including mammals and extinct relatives.", "i": "https://codexery.com/prehistoric-synapsids/img/prehistoric-synapsids/mammaliaformes.webp", "c": "Theklan FunkMonk Nobu Tamura ( http://spinops.blogspot.com ) Nobu Tamura ( http: · CC BY 3.0"}, "https://codexery.com/biologists-naturalists/e/biologists-and-naturalists/richard-owen/": {"t": "Richard Owen", "s": "English biologist, comparative anatomist and palaeontologist who coined the word Dinosauria.", "i": "https://codexery.com/biologists-naturalists/img/biologists-and-naturalists/richard-owen.webp", "c": "via Wikipedia: Richard Owen · see source"}, "https://codexery.com/carnivorans/e/carnivorans/carnivora/": {"t": "Carnivora", "s": "An order of placental mammals specialized in eating flesh."}, "https://codexery.com/physiology-medicine/e/physiology-and-medicine/thermoregulation/": {"t": "Thermoregulation", "s": "Organisms maintain body temperature within boundaries via homeostasis.", "i": "https://codexery.com/physiology-medicine/img/physiology-and-medicine/thermoregulation.webp", "c": "OpenStax College · CC BY 3.0"}, "https://codexery.com/prehistoric-beasts/e/prehistoric-beasts/castorocauda/": {"t": "Castorocauda", "s": "Jurassic mammaliaform with otter-like adaptations and earliest known fur."}, "/e/prehistoric-synapsids/megazostrodon/": {"t": "Megazostrodon", "s": "Small shrew-like mammaliaform from the Early Jurassic and Late Triassic."}, "/e/prehistoric-synapsids/therocephalia/": {"t": "Therocephalia", "s": "Extinct therapsids, close relatives of cynodonts and mammals."}, "/e/prehistoric-synapsids/dimetrodon/": {"t": "Dimetrodon", "s": "Permian synapsid with a distinctive sail, related to mammals.", "i": "https://codexery.com/prehistoric-synapsids/img/prehistoric-synapsids/dimetrodon.webp", "c": "Amphibol · CC BY-SA 4.0"}, "https://codexery.com/ecology-and-behavior/e/ecology-and-behavior/herbivore/": {"t": "Herbivore", "s": "Animals adapted to feed primarily on plants."}, "https://codexery.com/musculoskeletal-system/e/musculoskeletal-system/vertebra/": {"t": "Vertebra", "s": "Irregular bone forming the vertebral column of vertebrates."}, "https://codexery.com/taxonomy-evolution/e/taxonomy-and-evolution/genus/": {"t": "Genus", "s": "A taxonomic rank above species and below family, used in biological classification."}, "https://codexery.com/prehistoric-beasts/e/prehistoric-beasts/ceratopsia/": {"t": "Ceratopsia", "s": "Herbivorous, beaked dinosaurs with horns and frills.", "i": "https://codexery.com/prehistoric-beasts/img/prehistoric-beasts/ceratopsia.webp", "c": "Internet Archive Book Images · No restrictions"}, "https://codexery.com/extinct-archosaurs/e/extinct-archosaurs/dinosaur/": {"t": "Dinosaur", "s": "Dinosaurs are a diverse group of warmblooded reptiles of the clade Dinosauria."}, "https://codexery.com/musculoskeletal-system/e/musculoskeletal-system/sacrum/": {"t": "Sacrum", "s": "Triangular bone at spine base, fusing S1–S5 by age 30."}, "/e/prehistoric-synapsids/lystrosaurus/": {"t": "Lystrosaurus", "s": "A shovel-lizard that thrived after Earth's worst mass extinction.", "i": "https://codexery.com/prehistoric-synapsids/img/prehistoric-synapsids/lystrosaurus.webp", "c": "Radim Holiš · CC BY-SA 3.0 cz"}, "https://codexery.com/reproduction-development/e/reproduction-and-development/yolk/": {"t": "Yolk", "s": "Nutrient-bearing part of an egg, essential for embryo development."}, "https://codexery.com/fifa-world-cup/e/honours/poland/": {"t": "Poland", "s": "A Central European nation with a rich history, from the Piast dynasty to the Solidarity movement."}, "https://codexery.com/geology/e/geology/cretaceous/": {"t": "Cretaceous", "s": "The longest geological period, marked by warm climates, dinosaurs, and the rise of flowering plants, ending with a mass extinction.", "i": "https://codexery.com/geology/img/geology/cretaceous.webp", "c": "James St. John · CC BY 2.0"}, "https://codexery.com/extinct-archosaurs/e/extinct-archosaurs/baurusuchidae/": {"t": "Baurusuchidae", "s": "A family of terrestrial hypercarnivorous crocodilians from the Late Cretaceous of Gondwana."}, "https://codexery.com/animal-biology-and-behavior/e/animal-biology-and-behavior/quadrupedalism/": {"t": "Quadrupedalism", "s": "Locomotion using four legs for weight-bearing movement."}, "https://codexery.com/cultural-and-historical-regions/e/cultural-and-historical-regions/southwestern-united-states/": {"t": "Southwestern United States", "s": "A land of deserts, plateaus, and cultural fusion."}, "https://codexery.com/society-and-culture/e/society-and-culture/popular-culture/": {"t": "Popular culture", "s": "Dominant practices and beliefs of a society at a given time."}, "https://codexery.com/taxonomy-evolution/e/taxonomy-and-evolution/family-taxonomy/": {"t": "Family (taxonomy)", "s": "Taxonomic rank between order and genus in Linnaean classification."}, "https://codexery.com/dinosaur-anatomy/e/dinosaur-anatomy/temporal-fenestra/": {"t": "Temporal fenestra", "s": "Openings in the temporal skull region of amniotes."}, "https://codexery.com/sauropodomorpha/e/sauropodomorpha/thecodontosaurus/": {"t": "Thecodontosaurus", "s": "Early herbivorous dinosaur from the late Triassic of England."}, "https://codexery.com/dinosaur-museums-in-the-united-states/e/dinosaur-museums-in-the-united-states/field-museum-of-natural-history/": {"t": "Field Museum of Natural History", "s": "A major natural history museum on Chicago's lakefront Museum Campus."}, "https://codexery.com/u-s-states/e/u-s-states/texas/": {"t": "Texas", "s": "Second-largest U.S. state by area, but first in Fortune 500 headquarters and gross state product."}, "https://codexery.com/u-s-states/e/u-s-states/oklahoma/": {"t": "Oklahoma", "s": "A state shaped by land runs, oil, and Indigenous heritage."}, "https://codexery.com/ecology-and-behavior/e/ecology-and-behavior/omnivore/": {"t": "Omnivore", "s": "An animal that eats both plant and animal matter."}, "/e/prehistoric-synapsids/dicynodontia/": {"t": "Dicynodontia", "s": "Extinct herbivorous synapsids with tusks and a horny beak, dominant in the Permian and Triassic.", "i": "https://codexery.com/prehistoric-synapsids/img/prehistoric-synapsids/dicynodontia.webp", "c": "Fröbisch, Jörg · CC BY-SA 4.0"}, "/e/prehistoric-synapsids/gorgonopsia/": {"t": "Gorgonopsia", "s": "Sabre-toothed therapsid apex predators of the Permian."}, "/e/prehistoric-synapsids/cynodontia/": {"t": "Cynodontia", "s": "Clade of therapsids that includes mammals and their extinct relatives, first appearing in the Late Permian.", "i": "https://codexery.com/prehistoric-synapsids/img/prehistoric-synapsids/cynodontia.webp", "c": "Momotarou2012 Nobu Tamura ( http://spinops.blogspot.ca/ ) Smokeybjb Nobu Tamura  · Public domain"}, "https://codexery.com/probability-and-stochastic-processes/e/probability-and-stochastic-processes/bayesian-inference/": {"t": "Bayesian inference", "s": "Statistical method using Bayes' theorem to update hypothesis probabilities."}, "/e/prehistoric-synapsids/diadectes/": {"t": "Diadectes", "s": "Early Permian herbivorous reptiliomorph, one of the first large land vertebrates.", "i": "https://codexery.com/prehistoric-synapsids/img/prehistoric-synapsids/diadectes.webp", "c": "User:Slate Weasel · Public domain"}, "https://codexery.com/fossils/e/fossils/paleontology/": {"t": "Paleontology", "s": "The scientific study of ancient life through fossils."}, "https://codexery.com/u-s-states/e/u-s-states/new-mexico/": {"t": "New Mexico", "s": "Land of diverse cultures, history, and high desert."}, "https://codexery.com/u-s-states/e/u-s-states/west-virginia/": {"t": "West Virginia", "s": "Mountain state admitted as a free state during the Civil War."}, "https://codexery.com/u-s-states/e/u-s-states/ohio/": {"t": "Ohio", "s": "Midwestern U.S. state, birthplace of seven presidents and aviation."}, "https://codexery.com/animal-physiology-morphology/e/animal-physiology-and-morphology/ectotherm/": {"t": "Ectotherm", "s": "Animals that rely on external heat for body temperature regulation."}, "https://codexery.com/german-states/e/german-states/saxony/": {"t": "Saxony", "s": "A German state with a long history as duchy, electorate, and kingdom."}, "https://codexery.com/universities-and-colleges/e/universities-and-colleges/harvard-university/": {"t": "Harvard University", "s": "Oldest institution of higher learning in the United States.", "i": "https://codexery.com/universities-and-colleges/img/universities-and-colleges/harvard-university.webp", "c": "Harvard University · via Wikipedia: Harvard University · Public domain"}, "https://codexery.com/magazines/e/magazines/life-magazine/": {"t": "Life (magazine)", "s": "To see life; to see the world; to eyewitness great events", "i": "https://codexery.com/magazines/img/magazines/life-magazine.webp", "c": "Life Magazine · Public domain"}, "https://codexery.com/major-wars/e/major-wars/second-world-war/": {"t": "Second World War", "s": "Global conflict between Allies and Axis, deadliest in history."}, "https://codexery.com/taxonomy-evolution/e/taxonomy-and-evolution/fossil/": {"t": "Fossil", "s": "Fossils are preserved remains of ancient life, key to evolution."}, "https://codexery.com/animal-biology-and-behavior/e/animal-biology-and-behavior/terrestrial-locomotion/": {"t": "Terrestrial locomotion", "s": "Movement of organisms on land, studied for evolutionary adaptation."}, "/e/prehistoric-synapsids/gorgonops/": {"t": "Gorgonops", "s": "A saber-toothed therapsid predator of the Late Permian.", "i": "https://codexery.com/prehistoric-synapsids/img/prehistoric-synapsids/gorgonops.webp", "c": "User:Slate Weasel · Public domain"}, "/e/prehistoric-synapsids/inostrancevia/": {"t": "Inostrancevia", "s": "Largest known gorgonopsian, a saber-toothed predator of the Late Permian.", "i": "https://codexery.com/prehistoric-synapsids/img/prehistoric-synapsids/inostrancevia.webp", "c": "Radim Holiš · CC BY-SA 3.0 cz"}, "https://codexery.com/animal-physiology-morphology/e/animal-physiology-and-morphology/homeothermy/": {"t": "Homeothermy", "s": "Thermoregulation that maintains stable internal body temperature."}, "https://codexery.com/ecology-and-behavior/e/ecology-and-behavior/circadian-rhythm/": {"t": "Circadian rhythm", "s": "Endogenous 24-hour cycles coordinating life with the environment.", "i": "https://codexery.com/ecology-and-behavior/img/ecology-and-behavior/circadian-rhythm.webp", "c": "Srruhh · CC BY-SA 4.0"}, "https://codexery.com/sensory-systems/e/sensory-systems/eardrum/": {"t": "Eardrum", "s": "Thin membrane that transmits sound to the middle ear."}, "https://codexery.com/reproduction-and-development/e/reproduction-and-development/ontogeny/": {"t": "Ontogeny", "s": "The developmental history of an organism within its own lifetime."}, "https://codexery.com/animal-anatomy/e/animal-anatomy/cerebellum/": {"t": "Cerebellum", "s": "The cerebellum fine-tunes movement and supports cognitive functions."}, "https://codexery.com/physiology-anatomy/e/physiology-and-anatomy/pelvis/": {"t": "Pelvis", "s": "Basin-shaped skeleton connecting trunk to lower limbs."}, "https://codexery.com/musculoskeletal-system/e/musculoskeletal-system/tibia/": {"t": "Tibia", "s": "The larger, stronger shinbone connecting knee and ankle."}, "https://codexery.com/microbiology-and-immunology/e/microbiology-and-immunology/phylogenetic-tree/": {"t": "Phylogenetic tree", "s": "Branching diagram showing evolutionary relationships among species."}, "https://codexery.com/regions-cultural-spheres/e/regions-and-cultural-spheres/asia/": {"t": "Asia", "s": "Largest continent by area and population, cradle of many civilisations."}, "https://codexery.com/regions-cultural-spheres/e/regions-and-cultural-spheres/europe/": {"t": "Europe", "s": "Second-smallest continent, birthplace of Western civilisation and European Union."}, "https://codexery.com/regions-cultural-spheres/e/regions-and-cultural-spheres/north-america/": {"t": "North America", "s": "Third-largest continent by area; fourth-largest by population.", "i": "https://codexery.com/regions-cultural-spheres/img/regions-and-cultural-spheres/north-america.webp", "c": "via Wikipedia: North America · see source"}, "/e/prehistoric-synapsids/multituberculata/": {"t": "Multituberculata", "s": "Multituberculata, commonly known as multituberculates, is an extinct order of rodent-like mammals named for the multiple tubercles of their teeth."}, "https://codexery.com/countries-and-regions/e/countries-and-regions/north-africa/": {"t": "North Africa", "s": "A region of diverse definitions, ancient civilizations, and deep cultural ties to the Arab world and the Mediterranean."}, "https://codexery.com/common-infections-and-diseases/e/common-infections-and-diseases/dermatophytosis/": {"t": "Dermatophytosis", "s": "A common fungal skin infection known as ringworm."}, "https://codexery.com/animal-anatomy/e/animal-anatomy/brain/": {"t": "Brain", "s": "Central organ of the nervous system in vertebrates and most invertebrates.", "i": "https://codexery.com/animal-anatomy/img/animal-anatomy/brain.webp", "c": "Bobjgalindo · CC BY-SA 4.0"}, "https://codexery.com/rodents-and-small-mammals/e/rodents-and-small-mammals/shrew/": {"t": "Shrew", "s": "Small, voracious insectivores related to hedgehogs and moles."}, "https://codexery.com/mammals/e/mammals/aardvark/": {"t": "Aardvark", "s": "A burrowing, nocturnal mammal that feeds on ants and termites.", "i": "https://codexery.com/mammals/img/mammals/aardvark.webp", "c": "Dallas Krentzel · CC BY 2.0"}, "https://codexery.com/rivers-of-europe/e/rivers-of-europe/northern-dvina/": {"t": "Northern Dvina", "s": "Major Arctic-bound river of northwestern Russia.", "i": "https://codexery.com/rivers-of-europe/img/rivers-of-europe/northern-dvina.webp", "c": "Alexxx1979 · CC BY-SA 4.0"}, "https://codexery.com/geology-earth-surface/e/geology-and-earth-surface/sandstone/": {"t": "Sandstone", "s": "Clastic sedimentary rock composed mainly of sand-sized silicate grains.", "i": "https://codexery.com/geology-earth-surface/img/geology-and-earth-surface/sandstone.webp", "c": "Douglas W. Jones · CC0"}, "https://codexery.com/coastal-and-fluvial-geomorphology/e/coastal-and-fluvial-geomorphology/escarpment/": {"t": "Escarpment", "s": "A steep slope or long cliff separating two level areas."}, "https://codexery.com/cities-on-rivers/e/cities-on-rivers/warsaw/": {"t": "Warsaw", "s": "Capital and largest city of Poland, on the Vistula River."}, "https://codexery.com/revolutions-and-conflicts/e/revolutions-and-conflicts/world-war-i/": {"t": "World War I", "s": "The First World War, a global conflict from 1914 to 1918, was fought between the Allied and Central Powers."}, "https://codexery.com/education-schools/e/education-and-schools/saint-petersburg-state-university/": {"t": "Saint Petersburg State University", "s": "One of Russia's oldest universities, founded by Peter the Great."}, "https://codexery.com/cities/e/landmark-cities/moscow/": {"t": "Moscow", "s": "Capital of Russia, largest city in Europe, and a historic center of power and culture."}, "https://codexery.com/russian-regions/e/russian-regions/vladimir-oblast/": {"t": "Vladimir Oblast", "s": "A central Russian oblast with ancient cathedrals, mixed forests, and a humid continental climate."}, "https://codexery.com/languages/e/languages/latin/": {"t": "Latin", "s": "A classical language of the Italic branch, Latin evolved into the Romance languages and remained a key scholarly tongue into the early 19th century."}, "https://codexery.com/fifa-world-cup/e/honours/soviet-union/": {"t": "Soviet Union", "s": "The world's flagship communist state and a superpower spanning Eurasia."}, "https://codexery.com/regions-cultural-spheres/e/regions-and-cultural-spheres/antarctica/": {"t": "Antarctica", "s": "Earth's southernmost, coldest, and least-populated continent."}, "https://codexery.com/geology-earth-surface/e/geology-and-earth-surface/plate-tectonics/": {"t": "Plate tectonics", "s": "Scientific theory of Earth's moving lithospheric plates.", "i": "https://codexery.com/geology-earth-surface/img/geology-and-earth-surface/plate-tectonics.webp", "c": "Surachit · CC BY-SA 3.0"}, "https://codexery.com/fossils/e/fossils/bone-bed/": {"t": "Bone bed", "s": "A sedimentary deposit rich in bones, often from fish or reptiles."}, "https://codexery.com/bird-anatomy/e/bird-anatomy/cere/": {"t": "Cere", "s": "Fleshy base of the upper beak in raptors and owls."}, "https://codexery.com/musculoskeletal-system/e/musculoskeletal-system/scapula/": {"t": "Scapula", "s": "The shoulder blade connects upper arm to collarbone."}, "https://codexery.com/dislocations-sprains-and-strains/e/dislocations-sprains-and-strains/joint-dislocation/": {"t": "Joint dislocation", "s": "Abnormal separation of bones at a joint, often from trauma."}, "https://codexery.com/reproduction-and-development/e/reproduction-and-development/embryo/": {"t": "Embryo", "s": "Initial developmental stage of a multicellular organism."}, "https://codexery.com/physiology-metabolism/e/physiology-and-metabolism/lactation/": {"t": "Lactation", "s": "Milk secretion process essential for offspring survival across mammals."}, "https://codexery.com/sensory-systems/e/sensory-systems/whiskers/": {"t": "Whiskers", "s": "Specialized sensory hairs that help most mammals sense their environment."}, "/e/prehistoric-synapsids/eutriconodonta/": {"t": "Eutriconodonta", "s": "Early mammals showing diverse bodyplans and ecological roles."}, "https://codexery.com/bird-anatomy/e/bird-anatomy/avian-lung/": {"t": "Avian lung", "s": "Avian lungs use air capillaries for gas exchange."}, "https://codexery.com/animal-physiology-morphology/e/animal-physiology-and-morphology/endotherm/": {"t": "Endotherm", "s": "Organisms that generate internal heat to maintain body temperature."}, "/e/prehistoric-synapsids/dinocephalia/": {"t": "Dinocephalia", "s": "Terrible-headed titans of the Middle Permian"}, "https://codexery.com/cities/e/landmark-cities/new-york-city/": {"t": "New York City", "s": "The most populous city in the United States, a global center of finance, culture, and diplomacy."}, "https://codexery.com/animal-physiology-morphology/e/animal-physiology-and-morphology/horn-anatomy/": {"t": "Horn (anatomy)", "s": "Permanent pointed projection of keratin and bone on animal heads."}, "https://codexery.com/electromagnetism-and-radiation/e/electromagnetism-and-radiation/synchrotron/": {"t": "Synchrotron", "s": "Cyclic accelerator with synchronized magnetic field and particle energy."}, "https://codexery.com/musculoskeletal-system/e/musculoskeletal-system/spinal-column/": {"t": "Spinal column", "s": "The defining structure of all vertebrates, protecting the spinal cord."}, "https://codexery.com/ecology-and-behavior/e/ecology-and-behavior/sexual-selection/": {"t": "Sexual selection", "s": "Evolution through mate choice and same-sex competition."}, "https://codexery.com/geology/e/geology/floodplain/": {"t": "Floodplain", "s": "Floodplains are fertile, flood-prone river-adjacent lands."}, "https://codexery.com/television-series-by-filmfair/e/television-series-by-filmfair/moschops-tv-series/": {"t": "Moschops (TV series)", "s": "Stop-motion adventures of prehistoric friends Moschops and Ally."}, "https://codexery.com/rodents-and-lagomorphs/e/rodents-and-lagomorphs/jerboa/": {"t": "Jerboa", "s": "Nocturnal bipedal desert rodents with exceptional hearing and hopping locomotion."}, "https://codexery.com/marsupials/e/marsupials/marsupial/": {"t": "Marsupial", "s": "Mammals with pouches: marsupials of Australasia and the Americas"}, "https://codexery.com/ancient-reptiles/e/ancient-reptiles/euharamiyida/": {"t": "Euharamiyida", "s": "A disputed clade of early mammals or mammal-like cynodonts."}, "https://codexery.com/marsupials/e/marsupials/diprotodontia/": {"t": "Diprotodontia", "s": "The largest extant order of marsupials, including kangaroos, koalas, and wombats."}, "https://codexery.com/middle-jurassic-dinosaurs/e/middle-jurassic-dinosaurs/middle-jurassic/": {"t": "Middle Jurassic", "s": "Pangaea split, seas rose, and dinosaur groups diversified."}, "https://codexery.com/geology/e/geology/cretaceous-paleogene-extinction-event/": {"t": "Cretaceous–Paleogene extinction event", "s": "Mass extinction that ended the age of non-avian dinosaurs.", "i": "https://codexery.com/geology/img/geology/cretaceous-paleogene-extinction-event.webp", "c": "Wilson44691 · CC0"}, "https://codexery.com/extinct-archosaurs/e/extinct-archosaurs/champsosaurus/": {"t": "Champsosaurus", "s": "Extinct gharial-like reptile from the Cretaceous and Paleogene."}, "https://codexery.com/u-s-states/e/u-s-states/wyoming/": {"t": "Wyoming", "s": "Least populous U.S. state, first to grant women's suffrage."}, "https://codexery.com/birds/e/birds/bird/": {"t": "Bird", "s": "Warm-blooded, feathered vertebrates that are the only living dinosaurs."}, "https://codexery.com/ecology-and-behavior/e/ecology-and-behavior/predation/": {"t": "Predation", "s": "Predators kill and eat other organisms, driving evolution.", "i": "https://codexery.com/ecology-and-behavior/img/ecology-and-behavior/predation.webp", "c": "InsektenDoku · CC BY-SA 4.0"}, "https://codexery.com/dinosaur-anatomy/e/dinosaur-anatomy/scute/": {"t": "Scute", "s": "Bony external plate or scale overlaid with horn."}, "/e/prehistoric-synapsids/thrinaxodon/": {"t": "Thrinaxodon", "s": "Early Triassic cynodont with transitional ear and burrowing behavior."}, "https://codexery.com/dinosaur-anatomy/e/dinosaur-anatomy/osteoderm/": {"t": "Osteoderm", "s": "Bony dermal structures serving as armor and more."}, "https://codexery.com/extant-reptiles-amphibians/e/extant-reptiles-and-amphibians/lizard/": {"t": "Lizard", "s": "Over 7,000 species of squamate reptiles excluding snakes."}, "https://codexery.com/extinct-archosaurs/e/extinct-archosaurs/archosauromorpha/": {"t": "Archosauromorpha", "s": "The clade of ruling lizard forms, encompassing archosaurs and their closest relatives."}, "https://codexery.com/astronomy-space/e/astronomy-and-space/orbit/": {"t": "Orbit", "s": "Curved trajectory of an object under an attracting force."}, "https://codexery.com/dinosaur-anatomy/e/dinosaur-anatomy/scleral-ring/": {"t": "Scleral ring", "s": "A bony or cartilaginous ring supporting the vertebrate eye."}, "https://codexery.com/classical-and-fluid-mechanics/e/classical-and-fluid-mechanics/mechanical-advantage/": {"t": "Mechanical advantage", "s": "Force amplification through trade-off of input force and movement."}}