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Vocabulary flashcards identifying key concepts, historical inventions, scientific figures, industrial revolutions, and Philippine science and technology developments across four lecture sources.
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Cuneiform
The first writing system, developed by the Sumerians, utilizing word pictures and triangular symbols carved on clay tablets using a wedge instrument.
Uruk City
Considered the first true city in the world, built by the Sumerians using sun-baked bricks made from river mud and reeds.
Great Ziggurat of Ur
A sacred structure known as the 'mountain of God' built by the Sumerians as a temple for their chief deity, accessible only to priests.
Codes of Hammurabi
One of the world's earliest and most complete written legal codes, created by King Hammurabi of the Babylonian Empire.
Hanging Gardens of Babylon
One of the Seven Wonders of the Ancient World, supposedly built in Babylonia on split-level stone terraces high above the ground.
Silk Road
A 4,000-mile trade route opened by the Han Dynasty that connected China to the Fertile Crescent in Southwestern Asia.
Bi Sheng
The Chinese inventor during the Song Empire credited as the father of typography for inventing movable type printing.
Cai Lun (T'sai Lun)
A Han Dynasty court official credited with inventing paper using mulberry, bast fibers, old rags, fishnets, and hemp waste.
Harappan Civilization
An ancient Indus Valley civilization identified at Harappa and Mohenjo-daro, known for advanced metallurgical works, steatite seals, and urban planning.
Wootz Steel (fūlāḏ)
High-carbon steel produced in ancient southern India using crucible techniques mixing wrought iron, charcoal, and glass.
Ayurveda
A traditional system of medicine originating in India before 2500 BC, documented in texts like the Sushruta Samhita detailing surgical and medical procedures.
Aryabhatta
Ancient Indian mathematician and astronomer who created a symbol for zero, propounded the heliocentric theory, and authored the Aryabhatiya.
Mātrāmeru
The ancient Sanskrit term for the sequence of numbers later introduced to Western Europe by Fibonacci.
Pingala
An ancient Vedic scholar who described the binary number system in his Sanskrit treatise Chandahśāstra.
Chakravala Method
A cyclic algorithm developed by 7th-century CE mathematician Brahmagupta to solve indeterminate quadratic equations such as Pell's equation.
Kanad
Ancient Indian sage who proposed an atomic theory centered on indestructible particles called 'anu' that combine to form diatomic and triatomic molecules.
Papyrus
A light writing material made in ancient Egypt from thin strips of the Cyperus papyrus plant growing along the Nile River.
Hieroglyphs
A formal Egyptian writing system combining logographic, syllabic, and alphabetic elements totaling around 1,000 distinct characters.
Kohl
An ancient Egyptian eye cosmetic made by mixing soot or malachite with galena, worn for health, protection against illness, and aesthetics.
Clepsydra
An ancient Egyptian water clock that uses gravity to regulate the flow of water from one vessel to another to measure time.
Gazettes
The earliest Roman newspapers, engraved on stone or metal tablets and displayed publicly before paper was invented.
Codex
An early form of bound book created by the Romans by stacking papyrus or parchment leaves and covering them with wax or animal skin.
El Castillo
A Mayan step-pyramid at Chichen Itza, Mexico, constructed as an astronomical observatory aligned with the sun during spring and autumn equinoxes.
Quipu
A record-keeping system developed by the Inca civilization consisting of complex arrangements of knotted ropes interpreted by specialists.
Chinampa
An Aztec agricultural technology featuring artificial rectangular farming islands surrounded by irrigation canals.
Johann Gutenberg
German inventor who developed the movable-type mechanical printing press using metal letter casts and wooden presses.
Zacharias Janssen
Dutch spectacle maker credited with inventing the compound microscope in the late 16th to early 17th century.
Hans Lippershey
Dutch eyeglass maker who applied for the first patent for a telescope in 1608.
Nicolaus Copernicus
Polish astronomer who published 'De revolutionibus orbium coelestium' and proposed the Heliocentric Theory that the Sun is the center of the solar system.
Johannes Kepler
Astronomer who developed the Three Laws of Planetary Motion, establishing that planetary orbits are elliptical rather than circular.
Sir Isaac Newton
English physicist and mathematician who formulated the Laws of Motion, the Universal Law of Gravitation, and co-developed calculus.
Louis Pasteur
French microbiologist who invented pasteurization to kill harmful bacteria in dairy products and developed the first rabies vaccine.
Samuel M. Kier
Inventor who developed petroleum refining to produce kerosene, establishing the foundation of the petroleum refining industry.
Alexander Graham Bell
Scottish-born inventor who patented the first practical telephone in 1876.
Industry 1.0
The First Industrial Revolution starting at the end of the 18th century, characterized by mechanical production powered by water and steam.
Industry 2.0
The Second Industrial Revolution beginning at the start of the 20th century, characterized by electrical energy and mass production assembly lines pioneered by Henry Ford.
Industry 3.0
The Third Industrial Revolution starting in the 1970s, defined by electronics, computers, IT, and automated production.
Industry 4.0
The Fourth Industrial Revolution characterized by cyber-physical systems, IoT, artificial intelligence, cloud computing, and autonomous manufacturing.
Green Revolution
An agricultural initiative (1940-1970) led by Norman Borlaug involving high-yielding cereal grain varieties, synthetic fertilizers, pesticides, and improved irrigation.
Jethro Tull
English agriculturalist who invented the horse-drawn seed drill and horse hoe in 1731.
John Bennet Lawes
British scientist who initiated the scientific investigation of fertilization in 1843 and created the first commercial fertilizer manufacturing process.
Robert Hooke
English scientist who invented the maritime semaphore system in 1684 using flag or arm positions based on an alphabetic code.
Samuel Morse
American inventor who created Morse code in 1836, representing letters with long and short light or sound signals.
Christopher Latham Sholes
Inventor of the primary practical typewriter, developed alongside Frank Haven Hall, Carlos Glidden, and Samuel W. Soule.
Herman Hollerith
Inventor of the IBM Punch Card System in 1890, used for census data processing and later in World War II.
Guglielmo Marconi
Italian inventor who created commercial radio transmission in 1920.
Philo Farnsworth
American inventor who, along with Charles Francis Jenkins, invented the electronic television in 1925.
Ulrich Steinhilper
German engineer credited with inventing the word processor.
Robert Kahn and Vint Cerf
Computer scientists recognized as co-inventors of the Internet and TCP/IP protocol suite.
VA Shiva Ayyadurai
Inventor who created an interoffice electronic mail system named EMAIL in 1965 at the age of 14.
Ward Cunningham
Computer programmer who created the first Wiki software, named after the Hawaiian word for 'fast'.
Charles Darwin
British naturalist who wrote 'On the Origin of Species' and developed the theory of evolution by natural selection.
Sigmund Freud
Austrian neurologist and founder of psychoanalysis who divided the human mind into the id, ego, and superego.
Id, Ego, and Superego
The three components of the mind according to Freud, representing unconscious primal instincts (id), conscious reality (ego), and subconscious morality (superego).
Aristarchus
Ancient Greek astronomer who proposed that the Sun was at the center of the universe 1,750 years before Copernicus.
Eratosthenes
Ancient Greek mathematician and astronomer who made the first accurate measurement of the Earth's circumference.
Hipparchus
Greek astronomer who created the first known star catalog, defined star brightness scales, and calculated the distance from Earth to the Moon.
Tycho Brahe
Danish astronomer who built an observatory producing precise pre-telescopic observations and proposed a hybrid planetary model.
William Herschel
Astronomer who discovered Uranus, two of its moons, two moons of Saturn, and mapped polar ice caps on Mars.
Johann Elert Bode
German astronomer who published Bode's Law predicting planetary distances from the Sun and predicting the asteroid belt between Mars and Jupiter.
Edwin Hubble
Astronomer who formulated Hubble's Law proving that galaxies recede at speeds proportional to their distance, supporting the Big Bang Theory.
Jan Oort
Dutch astronomer who measured the distance to the center of the Milky Way, calculated its mass, and hypothesized the Oort Cloud.
Banaue Rice Terraces
An ancient engineering feat built by pre-Spanish Filipinos in Ifugao using stones and mud for hillside farming.
Galleon Trade
A 250-year trade route (1565-1815) between Manila and Acapulco, Mexico, utilizing 110 galleons (102 built in the Philippines).
Sampan Trade
The maritime trade system connecting China and Manila during the Spanish colonial era that supplied goods such as silk, porcelain, and jade.
Dr. Fe del Mundo
Pioneering Filipino pediatrician, first female student admitted to Harvard Medical School, and inventor of a non-electric bamboo medical incubator.
Aisa Mijeno
Filipino engineer and inventor of the Sustainable Alternative Lighting (SALt) Lamp, an eco-friendly lamp running on salt water.
Salamander Amphibious Tricycle
An amphibious vehicle created by Dominic Chung, Lamberto Armada, and Victor Atoy Llave that can traverse flooded streets, rivers, and lakes.
eJeepney
An electric utility vehicle introduced by Robert Puckett in 2007 as a noise-free and smoke-free alternative to traditional diesel jeepneys.
Roberto del Rosario
Filipino inventor who patented the Karaoke Sing-Along System in 1975.
Leonardo Sarao
Filipino entrepreneur who modified surplus American military jeeps from World War II into the iconic public jeepney.
Eduardo San Juan
Filipino mechanical engineer who served as NASA project leader in developing the Lunar Roving Vehicle (Moon Buggy) in 1968.
Gregorio Y. Zara
Filipino scientist who invented the two-way television-telephone (videophone) in 1955.
Ramon C. Barba
Filipino scientist recognized for discovering a method using potassium nitrate to induce flower blooming in mango trees year-round.
Alfredo M. Anos Sr.
Known as the Godfather of Filipino Inventors, who created the 3-in-1 Fire Truck functioning as a rescue vehicle, fire truck, and ambulance.
Harmonized National R&D Agenda (HNRDA)
The Philippine government's 2017-2022 research and development policy framework aligned with AmBisyon Natin 2040 and structured across five primary sector agendas.
AmBisyon Natin 2040
The Philippine government's 25-year long-term vision based on three pillars: Malasakit (enhancing the social fabric), Pagbabago (transforming for growth), and Kaunlaran (increasing growth potential).
Indigenous Science
A body of traditional knowledge, ethno-biology, ethno-medicine, and farming methods guided by community culture and environmental stewardship.