Jeopardy! Round, Double Jeopardy! Round, or Tiebreaker Round clues (50 results returned)

#9063, aired 2024-03-20UNDENIABLE CHEMISTRY $1600: Let's see if your Os is running properly; this element, No. 76, is used to make hard alloys for phonograph needles osmium
#9046, aired 2024-02-26ALLOYS $400: Magnalium is a strong, lightweight alloy of these 2 elements magnesium & aluminum
#9046, aired 2024-02-26ALLOYS $800: Ferrocerium is used to make these rocky-sounding sparking devices in cigarette lighters flint
#9046, aired 2024-02-26ALLOYS $1200: Stellite, which coats saw teeth & lathes, got its name because its brilliance was like these stars
#9046, aired 2024-02-26ALLOYS $2000: Lydia in Asia Minor was the chief source in the ancient world of this naturally occurring alloy made of gold & silver electrum
#9046, aired 2024-02-26ALLOYS $5,000 (Daily Double): This 7-letter word for an alloy used in dentistry is also used to mean any combination of 2 or more substances amalgam
#8697, aired 2022-09-13A CHEM/ PHYSICS/ BIO SAMPLER $2000: With hard work & strong acid, you can get the original metals from alloys, like this partner of zinc out of brass copper
#8194, aired 2020-04-02IT HAS THREE "I"s $2000: Used in platinum alloys, it's the element whose symbol is Ir iridium
#8157, aired 2020-02-11MAGIC IN LITERATURE $1600: Allomancers in the "Mistborn" series can burn metals like iron & even these, like pewter & duralumin alloys
#8136, aired 2020-01-13I LEARNED IT ON YOUTUBE $1200: How to identify the differences between antique copper & these 2 "B" alloys bronze & brass
#7966, aired 2019-04-08"TOUCH"-Y, "FEEL"-Y $1000: A standard of judgment, or a fine-grained mineral used to test alloys of gold a touchstone
#7661, aired 2017-12-25ROSE $800: The pinkish hue of the precious metal with this name is achieved by increasing the copper-colored alloys in the mix rose gold
#7529, aired 2017-05-11ELEMENTARY $1000: Alloys of this metallic element, atomic No. 22, are used in artificial hips titanium
#7418, aired 2016-12-07ALLOYS $400: American Eagle gold bullion coins are an alloy of 91.67% gold, 3% silver & the rest is this metal, symbol Cu copper
#7418, aired 2016-12-07ALLOYS $800: In 1986 solders containing this metal were banned from use in drinking water systems lead
#7418, aired 2016-12-07ALLOYS $1200: This alloy that's now at least 90% tin has a melting point around 500 degrees, so go ahead and pour a hot drink in your mug pewter
#7418, aired 2016-12-07ALLOYS $2000: Stainless steel is stainless because of this element often used to plate household appliances & machine parts chromium
#7418, aired 2016-12-07ALLOYS $2,400 (Daily Double): From the Greek for "soften", it's any alloy of mercury & another metal, such as silver in dental fillings an amalgam
#7081, aired 2015-06-014-LETTER SCIENCE $400: One of the heaviest of metals, it's often used in alloys called Babbitt metals to make bearings lead
#6470, aired 2012-11-02SCIENCE "C" STUFF $400: A basic component of bones, this metallic element is also used to make plaster, alloys & cement calcium
#6402, aired 2012-06-19IRON, MAN $400: The most common form of steel is named for this element that alloys with the iron carbon
#5861, aired 2010-02-22THE ALLOYS $400: Duralumin is over 90% this aluminum
#5861, aired 2010-02-22THE ALLOYS $800: Auto pioneer Elwood Haynes also invented an alloy he called stellite because it shone like this a star
#5861, aired 2010-02-22THE ALLOYS $1200: 6-letter name of a silver-gray alloy popular for tankards pewter
#5861, aired 2010-02-22THE ALLOYS $1600: Make your own artwork at London's church of St. Martin-in-the-Fields & its center for these rubbings brass
#5861, aired 2010-02-22THE ALLOYS $2000: Take a hunk of permalloy, wrap a wire around it, send current through the wire & the hunk becomes one of these an electromagnet
#5526, aired 2008-09-22RACING BIKES $1600: (Sarah of the Clue Crew looks over a welder's shoulder at Trek Bicycle Corporation in Waterloo, WI.) Hydroformed alloys of aluminum used in the frame keep the weight down while maintaining this, from the Latin for "stiffness" rigidity
#5469, aired 2008-05-22CHEMISTRY $1200: Alnico magnets are so named because they're alloys of aluminum, nickel & this cobalt
#5432, aired 2008-04-01SCIENCE STUFF $1200: (Jon of the Clue Crew reports from the lab, where he rolls a coin down an inclined plane.) Inside vending machines, magnets pick up steel slugs, but U.S. coins go right in, because they're minted from non-magnetic mixed metals, known as these alloys
#5077, aired 2006-10-10FDR $4,000 (Daily Double): Roosevelt & Churchill wrote to each other about this device using the code name "tube alloys" the atomic bomb
#4221, aired 2002-12-30ALLOYS $200: An alloy called babbitt metal is used to line bearings & bushings to reduce this friction
#4221, aired 2002-12-30ALLOYS $400: Simple carbon steels are just a little carbon & manganese & a lot of this iron
#4221, aired 2002-12-30ALLOYS $600: For this alloy, mix your zinc & copper in a crucible & work with your ingots after they cool brass
#4221, aired 2002-12-30ALLOYS $800: Adding platinum to gold turns it from yellow gold to this white gold
#4221, aired 2002-12-30ALLOYS $1000: Osmiridium is, you guessed it, an alloy of this & iridium osmium
#3929, aired 2001-10-04HEAVY METALLURGY $600: Physical metallurgy generally deals with these, defined as metals made of several elements alloys
#3515, aired 1999-12-10THE PERIODIC TABLE $500: Co doesn't stand for columbium but rather for this element used mostly in making alloys cobalt
#3054, aired 1997-12-04METALS $400: Amalgams are alloys of this liquid metal combined with other metals Mercury
#3017, aired 1997-10-14ELEMENTARY, MY DEAR $400: You're in good company if you know that Co is the symbol for this metal used in making alloys Cobalt
#2665, aired 1996-03-15METALS $100: Alloys of neodymium are used for these sparking items found in cigarette lighters the flints
#2570, aired 1995-11-03METALS $300: Gunmetal, monel metal & brass are examples of these metallic substances composed of 2 or more elements alloys
#1936, aired 1993-01-25METALS $100: Chrome is the shorter name of this metal, or any of various alloys containing it chromium
#1911, aired 1992-12-21METALS $100: Liquid at room temperature, this metal is used in electrical switches & dental alloys Mercury
#1705, aired 1992-01-17GOLD $700 (Daily Double): Gold alloys containing this metal have a reddish tint copper
#1540, aired 1991-04-19SCIENCE & NATURE $400: By definition nonferrous alloys do not contain this element iron
#1421, aired 1990-11-05METALS $300: Amalgams, which may be liquid or solid, are alloys of this metal mercury
#1256, aired 1990-02-05SCIENCE $800: Alloys containing this metal, symbol Hg, are called amalgams mercury
#970, aired 1988-11-18ABBREV. $100: One of the two metal alloys abbreviated br. bronze (or brass)
#263, aired 1985-09-11CANADA $600: Canada is the world's leading producer of this metal used in magnet alloys & coins nickel
#106, aired 1985-02-04SCIENCE $1000: Brass & bronze have this in common copper (the fact that they are both alloys accepted)

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