SI Units For Chemistry: Trivia Quiz

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SI Units For Chemistry: Trivia Quiz - Quiz

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Questions and Answers
  • 1. 

    For the S.I. System of Units what symbol is used for the meter?

    • A.

      M

    • B.

      Mol

    • C.

      M

    Correct Answer
    A. M
    Explanation
    The symbol used for the meter in the SI System of Units is "m". This symbol represents the basic unit of length in the metric system and is commonly used to measure distances and lengths. It is derived from the Latin word "metrum" meaning measure.

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  • 2. 

    For the S.I. System of Units what measure of units does m represent?

    • A.

      Mole

    • B.

      Kelvin

    • C.

      Meter

    Correct Answer
    C. Meter
    Explanation
    The correct answer is meter. In the SI (International System of Units), the unit of length is represented by the symbol "m". It is used to measure distances, lengths, and heights. The other options, mole and Kelvin, represent the unit for amount of substance and temperature, respectively, which are different measures in the SI system.

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  • 3. 

    For the S.I. System of Units what symbol is used for kilogram?

    • A.

      Kgm

    • B.

      Kg

    • C.

      K

    Correct Answer
    B. Kg
    Explanation
    The symbol used for kilogram in the S.I. System of Units is "kg".

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  • 4. 

    For the S.I. System of Units what measure of units does kg represent?

    • A.

      Kelvin

    • B.

      Second

    • C.

      Kilogram

    Correct Answer
    C. Kilogram
    Explanation
    The correct answer is Kilogram. In the SI (International System of Units), kg represents the measure of units for mass. It is the base unit for mass and is used to measure the amount of matter in an object. The kilogram is defined as the mass of the International Prototype of the Kilogram, a platinum-iridium cylinder kept at the International Bureau of Weights and Measures in France.

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  • 5. 

    For the S.I. System of Units what symbol is used for a second?

    • A.

      Kg

    • B.

      S

    • C.

      M

    Correct Answer
    B. S
    Explanation
    The symbol used for a second in the SI system of units is "s". This symbol represents the unit of time and is derived from the Latin word "secundus", meaning second. It is used to measure durations, intervals, and frequencies in various scientific and everyday applications.

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  • 6. 

    For the S.I. System of Units what measure of units does s represent?

    • A.

      Second

    • B.

      Meter

    • C.

      Ampere

    Correct Answer
    A. Second
    Explanation
    The correct answer is "Second" because in the SI (International System of Units), the unit of time is represented by "s" which stands for second. The second is the base unit for measuring time and is defined as the duration of 9,192,631,770 periods of the radiation corresponding to the transition between two hyperfine levels of the ground state of the cesium-133 atom.

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  • 7. 

    For the S.I. System of Units what symbol is used for ampere?

    • A.

      A

    • B.

      V

    • C.

      Cd

    Correct Answer
    A. A
    Explanation
    The symbol used for ampere in the S.I. System of Units is A.

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  • 8. 

    For the S.I. System of Units what measure of units does A represent?

    • A.

      Candela

    • B.

      Ampere

    • C.

      Kilogram

    Correct Answer
    B. Ampere
    Explanation
    The SI System of Units is a metric system used for scientific measurements. It consists of seven base units, one of which is the Ampere. The Ampere is the unit of electric current, measuring the flow of electric charge in a circuit. It is named after the French physicist André-Marie Ampère. Therefore, the correct answer is Ampere.

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  • 9. 

    For the S.I. System of Units what symbol is used for kelvin?

    • A.

      K

    • B.

      Kg

    • C.

      K

    Correct Answer
    C. K
    Explanation
    The symbol used for kelvin in the S.I. System of Units is K.

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  • 10. 

    For the S.I. System of Units what measure of units does K represent?

    • A.

      Kilogram

    • B.

      Mole

    • C.

      Kelvin

    Correct Answer
    C. Kelvin
    Explanation
    The correct answer is Kelvin. In the SI (International System of Units), Kelvin is the measure of units for temperature. It is an absolute temperature scale where zero Kelvin represents absolute zero, the point at which all molecular motion ceases. Kelvin is commonly used in scientific and engineering applications, especially in thermodynamics and physics.

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  • 11. 

    For the S.I. System of Units what symbol is used for a mole?

    • A.

      Mol

    • B.

      Ml

    • C.

      Kg

    Correct Answer
    A. Mol
    Explanation
    The symbol used for a mole in the SI System of Units is "mol". This symbol represents the amount of a substance, where one mole is equal to the number of atoms in 12 grams of carbon-12. The mole is a fundamental unit in chemistry and is used to measure the quantity of atoms, molecules, or ions in a sample. It is essential in chemical calculations and provides a convenient way to express the amount of a substance in a consistent and standardized manner.

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  • 12. 

    For the S.I. System of Units what measure of units does mol represent?

    • A.

      Candela

    • B.

      Ampere

    • C.

      Mole

    Correct Answer
    C. Mole
    Explanation
    The correct answer is "Mole". In the SI (International System of Units), the unit "mol" represents the measure of amount of substance. It is used to quantify the number of atoms, molecules, or other particles in a sample. The mole is defined as the amount of a substance that contains as many elementary entities (atoms, molecules, etc.) as there are atoms in 12 grams of carbon-12. It is a fundamental unit in chemistry and is used to calculate the masses and quantities of substances in chemical reactions.

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  • 13. 

    For the S.I. System of Units what symbol is used for cd?

    • A.

      Meter

    • B.

      Candela

    • C.

      Mole

    Correct Answer
    B. Candela
    Explanation
    The symbol used for the candela in the S.I. System of Units is "cd". The candela is the base unit for measuring luminous intensity, which is the amount of light emitted in a particular direction. It is used to quantify the brightness of light sources such as light bulbs or lasers. The symbol "cd" is derived from the Latin word "candela," which means "candle."

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  • 14. 

    For the S.I. System of Units what measure of units do cd represent?

    • A.

      Candela

    • B.

      Mole

    • C.

      Meter

    Correct Answer
    A. Candela
    Explanation
    The SI system of units uses the measure of candela (cd) to represent luminous intensity. Candela is the unit for measuring the amount of light emitted by a source in a particular direction. It is commonly used in fields such as lighting design and photometry to quantify the brightness of light sources.

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  • Current Version
  • Sep 04, 2023
    Quiz Edited by
    ProProfs Editorial Team
  • Sep 24, 2009
    Quiz Created by
    Roadman19771
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