Science & Nature Topics
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| Acoustics For writing about acoustics: decibel scale, inversely, antinode, oscillate, traveling wave, angle of reflection … created: November 9, 2010 words: 600 author: Don Johnston Incorporated use with: 12K Main Dictionary or higher download this dictionary |
Adaptation of Species For writing about how living organisms adapt and change over time: selection, trait, color, compete, survive … created: February 8, 2010 words: 400 author: Don Johnston Incorporated use with: 12K Main Dictionary or higher download this dictionary |
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| Albert Einstein For writing about the scientist Albert Einstein: theory, relativity, energy, physics, light, speed … created: August 31, 2005 author: Don Johnston Incorporated words: 700 use with: 6K Main Dictionary or higher download this dictionary |
Alexander Graham Bell For writing about Alexander Graham Bell, inventor of the telephone: idea, teacher, experiment, Volta Prize, patent, sound, curious, patient, skeptical … created: February 12, 2006 words: 881 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
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| Antarctica Scientific terms and geographic names for writing about Antarctica: glacier, ice shelf, penguin, South Pole, center, ecosystem, Weddell Sea … created: May 6, 2009 words: 1100 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
Aquarium Visit For writing about a visit to an aquarium: coral reef, clownfish, shark, ecosystem, sea otter, kelp forest … created: September 23, 2004 words: 600 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
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| Arctic Regions Scientific terms and geographic names for writing about the Arctic: Inuit, tundra, Nunavut, North Pole, permafrost, polar bear, narwhal, kilometer … created: October 6, 2009 words: 900 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
Astronomy 1 Basic words in astronomy: names of planets, stars, constellations, parts of the night sky … cloud, comet, kilometer, dwarf planet … revised: August 28, 2006 words: 800 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
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| Astronomy 2 Advanced AND basic words for ancient and modern astronomy: cloud, comet … formation, inertia … nanometer, Messier catalog … revised: August 28, 2006 words: 1400 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
Automotive Mechanics For writing about the maintenance and repair of cars: tire, differential, warranty, accelerator, adjustment … Use with the 12K Main Dictionary or higher. created: January 10, 2011 words: 900 author: Don Johnston Incorporated use with: 12K Main Dictionary or higher download this dictionary |
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| Cell Biology For writing about cell biology: ribosome, mitochondria, genetic code, behavior, chloroplast, mitosis, meiosis, Golgi apparatus, bacteria … created: February 6, 2009 words: 700 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
Charles Darwin For writing about Charles Darwin, the British naturalist and his theories on the origin of the species: evolution, Galapagos, science, adapt … revised: December 30, 2005 words: 400 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
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| Dinosaurs 1 basic Basic words for writing about dinosaurs: fossils, bones, reptile, plant-eater, T rex, Stegosaurus, Triceratops, Velociraptor, armor, claw, lizard. revised: October 7, 2005 words: 700 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
Dinosaurs 2 advanced Basic AND advanced words, including over 200 dinosaur names, from Alamosaurus to Microceratops to Zephyrosaurus. revised: October 5, 2005 words: 1300 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
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| Earth Day For writing about Earth Day and the ways that we can help save our environment: conservation, recycling, renewable energy … revised: May 14, 2004 words: 600 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
Earthquakes Words for writing about the causes and effects of earthquakes: epicenter, plate tectonics, destruction, rescue, Ring of Fire … created: March 12, 2002 words: 1,000 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
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| Electricity For writing about electricity and magnetism: circuit, resistance, attraction, electromagnet, charge, Thomas Edison … created: December 11, 2005 words: 700 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
Energy For writing about physics: kinetic energy, potential energy, Newtonian mechanics, entropy, conservation, behavior… created: October 6, 2009 words: 600 author: Don Johnston Incorporated use with: 12K Main Dictionary or higher download this dictionary |
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| Environmental Issues For writing about environmental issues affecting our planet today: pollution, global warming, acid rain, endangered species … revised: January 3, 2008 words: 1300 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
Evolution and Heredity For writing about evolution and heredity: chromosome, mutation, DNA, behavior, heritability, selection, extinction … created: April 1, 2011 words: 600 author: Don Johnston Incorporated use with: 12K Main Dictionary or higher download this dictionary |
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| Forces and Motion For writing about forces and motion: inertia, Isaac Newton, vector, kilometer, gravitation, Einstein, relativity… created: October 6, 2009 words: 700 author: Don Johnston Incorporated use with: 12K Main Dictionary or higher download this dictionary |
Galileo For writing about the scientist Galileo: astronomer, solar system, physics, telescope, center, orbit, de Medici, heretic … created: May 28, 2007 words: 700 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
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| George W. Carver For writing about the African-American scientist, George Washington Carver: Tuskegee, crop rotation, peanut, cotton, soybean, slavery … created: May 2, 2006 words: 500 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
Global Warming For writing about the causes and effects of global warming: ozone layer, sulfur, CFCs, climate change, conservation, recycling … revised: January 3, 2008 words: 700 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
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| Gorillas For writing about gorillas: jungle, primate, silverback, endangered species, habitat, observation, the Virunga Mountains … created: Jul 20, 2005 words: 900 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
Grand Canyon For writing about the Grand Canyon: mule train, rafting, Bright Angel Trail, the South Rim, geology, granite, pronghorn antelope … created: June 23, 2005 words: 1,000 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
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| Gravity For writing about gravity: attraction, speed, acceleration, weight, kilometer, orbit, solar system, Newton, Einstein, space-time, distortion, relativity … created: March 9, 2010 words: 400 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
Green Plants For writing about the life and work of green plants: leaf, root, stem, stamen, pollen; light, energy, chlorophyll, photosynthesis, pollination, respiration … created: July 17, 2003 words: 500 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
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| Gulf Oil Spill For writing about the BP oil spill in the Gulf of Mexico: drilling rig, blowout, the Deepwater Horizon, disaster, ecosystem, toxicity, vapor, oil plume, estuary … created: July 2, 2010 words: 900 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
Heat For writing about heat: combustion, fuel, atom, collide, behavior, motion, Celsius, degree … For advanced words about the science of heat, see Thermodynamics. created: February 7, 2011 words: 400 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
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| Human Body For writing about the human body and how it works: stomach, organ system, muscle fiber, metabolism, spinal cord … created: January 3, 2008 words: 900 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
Hurricane Katrina For writing about Hurricane Katrina and the aftermath: evacuation, levee, Superdome, state of emergency, natural disaster, Category 4, rescue worker … created: September 30, 2005 words: 900 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
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| Hurricane Names Use with the “Hurricane Words” dictionary if you want Co:Writer to guess NAMES of hurricanes or Atlantic storms. Updated Feb. 2011. revised: February 7, 2011 words: 200 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
Hurricane Words Use with the “Hurricane Words” dictionary if you want Co:Writer to guess NAMES of hurricanes or Atlantic storms. Updated Feb. 2011. revised: February 7, 2011 words: 200 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
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| Insects etc For writing about insects and other invertebrates, such as ants, beetles, spiders, centipedes, millipedes, starfish, mollusks, worms, coral … created: December 21, 2002 words: 900 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
Jane Goodall For writing about Jane Goodall: Gombe, chimpanzee, research center, Africa, Louis Leakey, conservation, tool-making, observation, activist … created: February 6, 2009 words: 600 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
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| Light 1 Basic words for writing about light, its sources and properties: shadow, beam, angle, mirror, lens, reflect, refract, wavelength, filter, infrared … created: May 26, 2003 words: 400 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
Light 2 All the words in Light 1 plus words for advanced properties of light: amplitude, crest, trough, particle, photon, interference, electromagnetic … created: May 26, 2003 words: 800 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
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| Marie Curie For writing about Marie Curie, her husband Pierre, and their discovery of radioactivity: Nobel Prize, radium, Periodic Table, X-ray … created: January 19, 2006 words: 800 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
Matter For writing about matter: molecule, atom, element, sulfur, periodic table, Einstein, particle, quark, dark matter, antimatter … created: March 9, 2009 words: 700 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
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| Nutrition and Diet For writing about nutrition and diet: food group, vitamin, protein, guideline, fiber, calorie, obesity, eating disorder … created: January 3, 2008 words: 700 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
Oceanography 1 Basic words for writing about the ocean: marine life, plankton, food chain, ocean current, trench, upwelling, continental slope, harbor, low tide … created: May 5, 2010 words: 600 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
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| Oceanography 2 Advanced AND basic words for writing about the ocean: bathyal zone, meter, ecosystem dynamics, pH level … created: May 5, 2010 words: 1,000 author: Don Johnston Incorporated use with: 12K Main Dictionary or higher download this dictionary |
Rock Cycle For writing about the geologic processes of the rock cycle: igneous, sedimentary, metamorphic, magma, light-colored, pumice … Created: February 1, 2008 words: 500 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
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| Scientific Method For writing about the scientific method: observation, experiment, endeavor, predict, falsify, reproduce, hypothesis, bias, theory … created: February 8, 2010 words: 600 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
Sound For writing about sound: air, sound wave, echo, conduct, speed, behavior, bend, cone, compress … For advanced words, see Acoustics. created: November 9, 2010 words: 300 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
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| Space Science Planets, stars, spacecraft, & scientific terms relating to astronomy and space exploration. Recommended for use with 12K or 40K Main Dictionaries. revised: October 25, 2001 words: 800 author: Don Johnston Incorporated use with: 12K Main Dictionary or higher download this dictionary |
States of Matter For writing about states of matter: solid, liquid, gas, plasmas, boiling point, vapor pressure, mixture, phase, solution, ion, gas molecule … created: December 4, 2009 words: 300 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
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| Swine Flu Pandemic For writing about the H1N1 flu: virus, symptom, spread, influenza A, vaccine, susceptible, flu shot, worldwide, U.N., epidemiologist … created: November 4, 2009 words: 600 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
Thermodynamics For writing about thermodynamics: heat flow, absolute zero, equilibrium, James P. Joule, temperature gradient … created: February 7, 2011 words: 500 author: Don Johnston Incorporated use with: 12K Main Dictionary or higher download this dictionary |
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| Thomas Edison For writing about Thomas Edison: lightbulb, carbon filament, inventor, research laboratory, rivalry, patent, honor … created: April 4, 2008 words: 800 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
Tsunamis & Tidal Waves For writing about tsunamis: wave crest, epicenter, tectonic plate, harbor, Japan, Tohoku tsunami, rupture, Indonesia, Banda Aceh … Updated April 2011. updated: April 1, 2011 words: 900 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
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| Volcanoes Places, names, words and phrases for writing about volcanoes: lava, ash, dust, erupt, explode, predict; Mount Etna, Pompeii, Vesuvius, plate tectonics, etc. created: December 13, 2001 words: 500 author: Don Johnston Incorporated use with: 12K Main Dictionary or higher download this dictionary |
Water Cycle For writing about the water cycle: evaporation, condensation, precipitation, water vapor, transpiration, surface runoff, ocean, glacier, river, lake … created: September 4, 2010 words: 300 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
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| Weather 1 Basic words for writing about the weather: cold front, weather report, atmosphere, water vapor, humidity, thunderstorm … created: August 1, 2007 words: 600 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
Weather 2 Advanced AND basic words about the weather: Doppler radar, tropopause, water vapor, lapse rate, altocumulus … created: August 1, 2007 words: 1,000 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
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| Whales and Dolphins For writing about whales, dolphins, and porpoises: gray whale, orca, mammal, baleen, endangered species, factory boat, International Whaling Commission … revised: February 14, 2006 words: 879 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
Wright Brothers For writing about the Wright Brothers, their invention of the first controlled, powered airplane, and the first flights in it. revised: October 14, 2005 words: 700 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |
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| Zoo Visit For writing about a visit to the zoo: tiger, elephant, monkey, conservation, enclosure, zookeeper, diet, behavior, carnivore … created: June 8, 2009 words: 700 author: Don Johnston Incorporated use with: 6K Main Dictionary or higher download this dictionary |