Science Trivia Questions
- Approximately how many millions of years ago did the non-avian dinosaurs go extinct?
- Are stratus or cirrus clouds found at a higher altitude?
- At the molecular level, what causes most metals to expand when heated?
- At what specific locations on Earth is a person's weight slightly higher due to the planet's oblate spheroid shape?
- At what specific numerical value do the Celsius and Fahrenheit temperature scales intersect?
- Beyond his famous pendulum experiment, Léon Foucault is credited with naming and developing what device, which uses a spinning wheel to maintain its orientation?
- Erwin Schrödinger proposed a famous 1935 thought experiment involving what kind of animal to illustrate the concept of quantum superposition?
- How many colors are traditionally distinguished in a rainbow?
- How many cubic centimeters (cm³) are in exactly one liter?
- How many kilograms are in one metric ton (tonne)?
- How many pounds (lb) are equal to one British stone?
- How many seconds are in a standard 24-hour day?
- How many square feet are contained within one acre?
- How many square meters are in one hectare?
- How many US fluid ounces are in one US gallon?
- How many yards are in one furlong?
- Ice floats on water because it has what property relative to liquid water?
- In 1947, computer pioneer Grace Hopper famously recorded the discovery of what specific type of insect stuck in a relay of the Harvard Mark II?
- In maritime navigation, how many meters are in one international nautical mile?
- In meteorology, what is the term for the temperature at which the air can no longer hold all of its water vapor and some of it begins to condense into liquid?
- In physics and mechanics, what is the term for a twisting force that tends to cause rotation around an axis?
- In physics, what does the 'c' represent in E=mc²?
- In plate tectonics, what is the term for a fracture or zone of fractures between two blocks of rock where most earthquakes occur?
- In quantum mechanics, what fundamental equation describes how the quantum state of a physical system changes over time?
- In the context of the VLA radio telescope facility in New Mexico, what common two-word phrase do the initials 'VL' stand for?
- In the production of wrought iron, the 'puddling' process is used to remove impurities, most notably which chemical element?
- In the Troy weight system, commonly used for precious metals, how many ounces are in one pound?
- In thermodynamics, what term describes the measure of disorder in a system?
- In what year did Dmitri Mendeleev publish his first version of the periodic table?
- Leap years are added to the calendar every four years primarily to synchronize the calendar year with which astronomical cycle?
- Metals are good conductors of electricity because they contain what type of mobile particles?
- Newton's first law of motion is often called the law of what?
- One fathom, a unit used primarily to measure water depth, is equal to how many feet?
- Retinol is a derivative of which essential vitamin, which is vital for maintaining the health of the retina and preventing night blindness?
- The 1987 Montreal Protocol was an international agreement designed to phase out chemicals that deplete what protective layer of the Earth's stratosphere?
- The 'hand' unit, used to measure the height of horses, is equivalent to how many inches?
- The rash-inducing plants poison ivy and poison oak are surprisingly members of which botanical family, which also includes mangos and pistachios?
- Through what medium can sound not travel?
- To the nearest 100,000 km/s, how fast does light travel in a vacuum?
- To the nearest whole hour, how long is one full rotation of Earth on its axis?
- What alkali metal is the primary component in the rechargeable batteries used for electric vehicles and smartphones?
- What alloy is primarily made of copper and tin?
- What amorphous gemstone is known for its 'play-of-color' caused by the diffraction of light through microscopic silica spheres?
- What ancient mechanical device, consisting of a helical surface inside a hollow pipe, is used to transfer water from low-lying bodies into irrigation ditches?
- What are the four fundamental states of matter observable in everyday life and the wider universe?
- Which two letters of the English alphabet are not used in any current chemical element symbol?
- What are the three states of matter commonly found on Earth?
- What branch of physics studies the production, transmission, and effects of sound?
- What chemical process occurs when iron reacts with oxygen and moisture to form rust?
- What determines an element's atomic number?