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25 Cards in this Set
- Front
- Back
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What is the standard unit of distance?
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metre
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What is the standard unit of time?
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second
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What is the standard unit of mass?
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kilogram
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Which is the standard unit of mass - gram or kilogram?
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kilogram
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What is the standard unit of electric current?
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ampere
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What is the standard unit of temperature?
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kelvin
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What is the standard unit for the amount of a substance?
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mole
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What is the standard unit for luminous intensity?
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candela
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The abbreviation for the metre is:
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m
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The correct abbreviation for the second is:
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s
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The correct abbreviation for the kilogram is:
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kg
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Which is correct and why for kilograms? Kg or kg?
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kg - lower case
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The correct abbreviation for the mole is:
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mol
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The correct abbreviation for the ampere is:
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A
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Which is the correct symbol for amperes and why? A or a?
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A - upper case (the unit is named after a person)
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What is the standard derived unit for area?
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square metre
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What is the correct spelling for the standard unit of length? meter or metre?
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metre. A "meter" is a measuring instrument.
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What is the standard derived unit for volume?
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cubic metre
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What is the standard derived unit for work?
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joule
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What is the correct symbol for the joule?
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J - named after a person
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What is the correct way to write the unit for work? Joule or joule
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joule. Even though the unit symol is a capital J, units are always written in lower case.
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What is the standard derived unit for denisty?
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kilogram per cubic metre
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What is the standard derived unit for power?
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watt
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Which of the following are correct for 1 N x 1 m? Nm, N.m, N m?
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Only N m and N.m are correct.
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What is the difference between 1 mA and 1 m A?
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1 mA = 1/1000 of an ampere; 1 m A is 1 metre x 1 ampere. (The difference is the space - no space means the first letter is a prefix.)
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