{"query": "Speed of light = 299792458.0 m/s", "count": 20, "results": [{"id": "card_ref_pc_speed_of_light", "title": "Speed of light = 299792458.0 m/s", "shelf": "physics", "surface": "secular", "snippet": "The speed of light is 299792458.0 m/s (exact by definition) — exact since 1983 SI. Verified physical constant.", "authority_tier": "reference", "source": "Verified reference — physical_constants", "readable": false, "generated": false}, {"id": "card_theory_maxwell_s_equations_classical_electromagnetism", "title": "Maxwell's equations / classical electromagnetism", "shelf": "theories", "surface": "secular", "snippet": "Maxwell's equations / classical electromagnetism — an engine domain that can touch it: electrical. Calibration: partial — circuit and field relations verify; the full field theory is map-only. Four eq", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_theory_photographic_exposure_theory", "title": "Photographic exposure theory (exposure value, reciprocity)", "shelf": "theories", "surface": "secular", "snippet": "Photographic exposure theory (exposure value, reciprocity) — an engine domain that can touch it: photography. Calibration: seals — exposure values and equivalent settings compute. Three controls set h", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_theory_fluid_mechanics", "title": "Fluid mechanics (Bernoulli, Reynolds, Navier–Stokes)", "shelf": "theories", "surface": "secular", "snippet": "Fluid mechanics (Bernoulli, Reynolds, Navier–Stokes) — an engine domain that can touch it: hydrology. Calibration: seals — continuity, Bernoulli and Reynolds number compute directly. CONTINUITY first:", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_theory_kinetic_theory_of_gases", "title": "Kinetic theory of gases", "shelf": "theories", "surface": "secular", "snippet": "Kinetic theory of gases — an engine domain that can touch it: thermodynamics. Calibration: partial — RMS speeds and mean free paths compute; the microscopic picture is a model. A gas is a swarm of mol", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_theory_special_relativity", "title": "Special relativity", "shelf": "theories", "surface": "secular", "snippet": "Special relativity — an engine domain that can touch it: physics. Calibration: partial — Lorentz and E = mc² relations verify; the postulates are map-only. Two postulates (Einstein, 1905): the laws of", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_theory_newton_s_three_laws_of_motion", "title": "Newton's three laws of motion", "shelf": "theories", "surface": "secular", "snippet": "Newton's three laws of motion — an engine domain that can touch it: physics. Calibration: seals. (1) A body keeps its velocity unless a force acts — which contradicts everyday experience only because ", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_theory_haber_bosch", "title": "Haber–Bosch nitrogen fixation (bread from air)", "shelf": "theories", "surface": "secular", "snippet": "Haber–Bosch nitrogen fixation (bread from air) — an engine domain that can touch it: chemistry. Calibration: seals — stoichiometry, yield and equilibrium shifts compute. N₂ + 3H₂ ⇌ 2NH₃, run at roughl", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_theory_biomechanics_human_movement", "title": "Biomechanics of human movement (levers, torque, ground reaction)", "shelf": "theories", "surface": "secular", "snippet": "Biomechanics of human movement (levers, torque, ground reaction) — an engine domain that can touch it: exercise_science. Calibration: seals — a deterministic verifier can CONFIRM or BREAK checkable cl", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (lone-domain seeding)", "readable": false, "generated": false}, {"id": "card_theory_plate_tectonics", "title": "Plate tectonics", "shelf": "theories", "surface": "secular", "snippet": "Plate tectonics — an engine domain that can touch it: geology. Calibration: map-only — historical and empirical; spreading rates compute. The lithosphere is broken into rigid plates that move over the", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_alm_located_velocity_addition_light_invariant", "title": "Almanac: Light plus light equals light: relativistic velocity addition", "shelf": "almanac", "surface": "secular", "snippet": "SITUATION\n  In everyday life speeds add: walk 3 mph on a 50 mph train and the ground sees 53. Relativity replaces that with w = (u+v)/(1 + u*v/c^2), and the mathematics verifier confirmed three exact ", "authority_tier": "reference", "source": "The Almanac — verified-only practical wisdom (sealed)", "readable": false, "generated": false}, {"id": "card_src_word_light_speed", "title": "light speed", "shelf": "dictionary", "surface": "secular", "snippet": "light speed: (noun) the speed at which light travels in a vacuum; the constancy and universality of the speed of light is recognized by defining it to be exactly 299,792,458 meters per second — syn: s", "authority_tier": "reference", "source": "WordNet 3.0, Princeton University (WordNet License)", "readable": false, "generated": false}, {"id": "card_src_word_speed_of_light", "title": "speed of light", "shelf": "dictionary", "surface": "secular", "snippet": "speed of light: (noun) the speed at which light travels in a vacuum; the constancy and universality of the speed of light is recognized by defining it to be exactly 299,792,458 meters per second — syn", "authority_tier": "reference", "source": "WordNet 3.0, Princeton University (WordNet License)", "readable": false, "generated": false}, {"id": "card_src_book_11753", "title": "Experimental Determination of the Velocity of Light Made at the U.S. Naval Academy, Annapolis — Albert A. (Albert Abraham) Michelson", "shelf": "gutenberg", "surface": "secular", "snippet": "Experimental Determination of the Velocity of Light Made at the U.S. Naval Academy, Annapolis, by Albert A. (Albert Abraham) Michelson. Subjects: Light -- Speed. Read the full text (public domain): ht", "authority_tier": "reference", "source": "Project Gutenberg (public domain)", "readable": true, "generated": false}, {"id": "card_src_word_speed_cop", "title": "speed cop", "shelf": "dictionary", "surface": "secular", "snippet": "speed cop: (noun) a policeman who rides a motorcycle (and who checks the speeds of motorists) — syn: motorcycle cop, motorcycle policeman", "authority_tier": "reference", "source": "WordNet 3.0, Princeton University (WordNet License)", "readable": false, "generated": false}, {"id": "card_src_book_70863", "title": "On the effect of the motion of a body upon the velocity with which it is traversed by light — H. (Hippolyte) Fizeau", "shelf": "gutenberg", "surface": "secular", "snippet": "On the effect of the motion of a body upon the velocity with which it is traversed by light, by H. (Hippolyte) Fizeau. Subjects: Motion; Light -- Speed. Read the full text (public domain): https://www", "authority_tier": "reference", "source": "Project Gutenberg (public domain)", "readable": true, "generated": false}, {"id": "card_src_word_execution_speed", "title": "execution speed", "shelf": "dictionary", "surface": "secular", "snippet": "execution speed: (noun) (computer science) the speed with which a computational device can execute instructions; measured in MIPS", "authority_tier": "reference", "source": "WordNet 3.0, Princeton University (WordNet License)", "readable": false, "generated": false}, {"id": "card_domchk_physical_constants_claimed_value", "title": "Physical Constants: value", "shelf": "physical_constants", "surface": "secular", "snippet": "A worked check in physical constants: value.\n\nGIVEN\n  constant = speed_of_light\n\nCLAIMED\n  claimed_value = 299792458\n\nTHE ENGINE'S VERDICT\n  physical_constants.value: CONFIRMED — speed_of_light = 2997", "authority_tier": "reference", "source": "The verifier's own documented relation, and a run this engine performed against it (deterministic; re-runnable with tools/domain_goldens.py)", "readable": false, "generated": false}, {"id": "card_src_lex_g5034", "title": "G5034 — τάχος (tachos): speed", "shelf": "lexicon", "surface": "secular", "snippet": "τάχος (tachos), Strong's G5034: speed. τάχος , -ους, τό [in LXX chiefly for parts and derivatives of מָהַר ;] swiftness, speed. Adverbially, ἐν τ. (ταχέως), quickly, speedily, soon : Luk.18:8 , Act.12", "authority_tier": "reference", "source": "STEPBible TBESH/TBESG — Extended Strong's lexicon (CC-BY, Tyndale House)", "readable": false, "generated": false}, {"id": "card_src_book_47788", "title": "Motor Matt's Triumph; or, Three Speeds Forward — Stanley R. Matthews", "shelf": "gutenberg", "surface": "secular", "snippet": "Motor Matt's Triumph; or, Three Speeds Forward, by Stanley R. Matthews. Subjects: Adventure stories; Automobiles -- Juvenile fiction; Dime novels; Automobile racing -- Juvenile fiction; Mechanics -- J", "authority_tier": "reference", "source": "Project Gutenberg (public domain)", "readable": true, "generated": false}]}