Invention trivia questions and answers.

Invention trivia questions and answers.

Q: What landmark invention did Ts'ai Lun invent from bark and hemp in the second century?
A: Paper.

Q: What did "Art Fry invent after scraps of paper to mark tunes in his hymnal kept falling out?
A: Post-it Notes.

Q: What did Leonardo invent to check humidity while he worked on the Last Supper fresco?
A: The hygrometer.

Q: What country was the first to register a patent on polyester?
A: Briton.

Q: What "foot doctor" held over 300 patents?
A: Dr. Scholl.

Q: What 1947 invention by Bell Telephone Laboratories spawned pocket-sized radios?
A: The transistor.

Q: What disease prompted polio vaccine inventor Dr. Jonas Salk to come out of retirement in 1987?
A: AIDS.

Q: What was the occupation of cotton candy machine inventor William James Morrison?
A: Dentist.

Q: What Italian astronomer invented the thermometer in 1592?
A: Galileo.

Q: What did George Nisser invent after observing high wire performers bouncing on safety nets?
A: The trampoline.

Q: What century saw the invention of the shoelace?
A: The eighteenth.

Q: What name did George Eastman invent in 1888 because it was easy to memorize, pronounce, and spell?
A: Kodak.

Q: What innovative inventor's Dymaaxion car could carry eleven passengers, exceed 120 mph and get 30 miles per gallon in 1934?
A: Buckminster Fuller's.

Q: What type of structure did R. Buckminster Fuller patent in 1954?
A: The geodesic dome.

Q: What century saw Alexander Cummings issued the first patent for a flush toilet?
A: The eighteenth.

Q: What portable device did James Spengler invent in 1907, using a soap box, pillow case, a fan and tape?
A: The vacuum cleaner.

Q: What landmark invention eased farming chores for Sumerians in 3500 B.C.?
A: The plow.

Q: What food product did Hyppolyte Merge-mouries invent in 1868 by treating oils with hydrogen?
A: Margarine.

Q: What British second lieutenant got the idea to fill a canister shell with musket balls and a charge of gunpowder?
A: Sir Henry Shrapnel.

Q: Who averaged one patent for every three weeks of his life?
A: Thomas Edison.

Q: What kitchen invention took the top prize at the 1893 Chicago World's Fair?
A: The dishwasher.

Q: What company gave the world the first electric toothbrush?
A: Interplak.

Q: What Edwin Budding invention began changing the face of English landscapes in the 1820s?
A: The lawn mower.

Q: What invention for keeping cold air out of buildings in winter was patented by Theophilus Van Kannel in 1888?
A: The revolving door.

Q: What Benjamin Holt invention was good news to farmers in 1900?
A: The Tractor.






General science trivia questions and answers.


Q: What process involves treating rubber with sulphur to harden it?
A: Vulcanizing.

Q: What scale of zero to 14 is used to measure acidity or alkalinity?
A: The pH scale.

Q: What O-word describes oxygen with molecules that have three atoms instead of two?
A: Ozone.

Q: What unit of electrical power is equal to one joule per second?
A: The Watt.

Q: What planet is closest in size to our moon?
A: Mercury.

Q: What's the common name for a cubic decimeter?
A: A liter.

Q: What measure of energy comes from the Latin word meaning "heat"?
A: The calorie.

Q: What's removed from water in the process of desalination?
A: Salt.

Q: What species Amazonian electric variety packs a 650 volt wallop?
A: The eel's.

Q: What C word defines a substance that speeds a chemical reaction without being consumed?
A: Catalyst.

Q: What's the base unit of mass in the metric system?
A: The kilogram.

Q: What cooking fuel is produced by heating wood without oxygen?
A: Charcoal.

Q: What's the only metal that's not a solid at room temperature?
A: Mercury.

Q: Which will yield the most BTUs of energy--a gallon of oil, a pound of coal or a gallon of gasoline?
A: A gallon of oil.

Q: What unit of measure do you multiply by .39 to convert it to inches?
A: Centimeters.

Q: What method of underwater detection is short for "sound navigation and ranging"?
A: Sonar.

Q: What hazardous substance is euphemistically referred to as "mineral fiber"?
A: Asbestos.

Q: What color does litmus turn when dipped into acid?
A: Pink.

Q: What process involves heating an ore to obtain a metal?
A: Smelting.

Q: What's the U. S. equivalent of 0.45 kilograms?
A: One pound.

Q: What's defined as the distance between a lens and its focal point?
A: It's focal length.

Q: What energy unit is defined as the heat required to raise one kilogram of water by one degree Celsius?
A: One Calorie.

Q: What founding father was knocked unconscious while attempting to electrocute a turkey?
A: Benjamin Franklin..

Q: What continent is subjected to the world's largest ozone hole?
A: Antarctica.

Q: What sea creature can have an eye measuring 16 inches across, the largest in the animal kingdom?
A: A squid.

Q: What explosive cosmic event was seen with the naked eye in 1987, for the first time in 383 jyears?
A: A supernova.

Q: What three terms are represented in Newton's second law of motion F = ma?
A: Force, mass, acceleration.

Q: How many of the nine planets have moons/
A: Seven.

Q: What were exterminated from Harvard's bio labs when they were found to be carrying radioactive chemicals into the walls?
A: Ants.

Q: What type of trees yield the resin used to produce turpentine?
A: Pine trees.

Q: What's the most malleable metal?
A: Gold.