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Units and Scales

This is a list of measurements that comes up in quizbowl.

Unit/Scale NameDescription.
Second SI unit of time.
Meter SI unit of length.
Kilogram SI unit of mass. Only SI unit with a prefix.
Ampere SI unit of electric current. Named for a French mathematician with a namesake law pertaining to the magnetic field generated by a wire.
Kelvin(°K) SI unit of temperature.
Mole SI unit for amount of a substance. Identified as 6.023×10^23 particles of a given substance.
Candela SI unit of luminous intensity. Named for a British mathematician that correctly identified absolute zero.
Hertz SI derived unit of frequency. Named for a German physicist.
Newton SI derived unit of force.
Pascal SI derived unit of pressure.
Joule SI derived unit of energy/work.
Watt SI derived unit of power.
Coulomb SI derived unit of electric charge.
Volt SI derived unit of electrical potential difference.
Farad SI derived unit of electrical capacitance.
Ohm SI derived unit of electrical resistance/impedance.
Siemens SI derived unit of electrical conductance.
Weber SI derived unit of magnetic flux.
Tesla SI derived unit of magnetic field strength(flux density).
Becquerel SI derived unit of radioactivity.
Lumen SI derived unit of luminous flux.
Sievert SI derived unit of equivalent does of ionizing radiation.
Celsius(°C) SI derived unit of temperature relative to 273.15 K
Fahrenheit(°F) Temperature scale with the freezing point of water at 32° and the boiling point at 212°.
Mohs Scale Scale for mineral hardness. Talc is a 1. Diamond is a 10 on this scale.
Fujita Scale Scale for measurement of tornadoes. Ranges from 0-5. Named for a Japanese-American meteorologist.
Richter Scale Scale for measurement of earthquakes.
Saffir-Simpson Scale Doubly eponymous scale for measuring hurricanes. Rates 1-5.
Calorie the energy needed to raise the temperature of 1 gram of water through 1 °C. Measures heat energy. Often used to describe the nutritional values of food.
Megaton A unit of explosive power chiefly used for nuclear weapons, equivalent to one million tons of TNT.
Inferno Defined as 1 billion K. Used to measure the temperature in the interior of stars.
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