7th Class Mathematics Exponents and Power Question Bank Exponents and Powers

  • question_answer
    A The mass of the Earth is 5,976,000,000, 000,000,000,000,000 kg. How is the mass of Earth expressed in standard form?

    A)  \[5.976\times {{10}^{24}}\,kg\]  

    B)  \[5.976\times {{10}^{21}}\,kg\]

    C)  \[5976\times {{10}^{21}}\,kg\]

    D)  \[59.76\times {{10}^{23}}\,kg\]

    Correct Answer: A

    Solution :

     In standard form, a number is expressed as a decimal number between \[1.0\] and \[10.0\].


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