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Measure This

This quiz tests your knowledge of various forms of measurement.


 

Quiz ID:#32752
Fun:*** (2.69)
Difficulty:** (1.9)
Category:Science
Created By:cnmne

 



#1   Per the Enhanced Fujita Scale for rating tornado intensity, what is the minimum wind speed (miles per hour) required for a tornado to be classified EF5?






#2   As defined by SI (International System of Units), what element is used to define the length of a second of time?






#3   At what temperature do the Celsius and Fahrenheit scales have the same numerical value?






#4   Per the Morgan-Keenan stellar classification system, what is the hottest class of stars?






#5   What is the SI (International System of Units) unit of measurement for quantifying air pressure?






#6   Per the Saffir-Simpson Hurricane Wind Scale, at what sustained wind speed (miles per hour) does a tropical storm become classified as a hurricane?






#7   How many levels does the Modified Mercalli Intensity Scale for measuring earthquakes have?






#8   Compared to the common (Avoirdupois) ounce, what is the weight of a Troy ounce?






#9   How many times brighter is a star of magnitude 1 compared to a star of magnitude 2?






#10   What grain is used as the basis for determining shoe sizes?






#11   An acidic solution will turn red litmus paper blue.




#12   In the Mohs scale of mineral hardness, each hardness level is twice as hard as the previous hardness level.




#13   The volt is the electrical unit of measurement for defining electromotive force.




 

 



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