1.

The temperature of the Earth at its core is believed to be \[7.2\times {{10}^{3}}\]degrees Fahrenheit. Which of the following is the same as the temperature of the Earth at its core?

A.  \[72000{{\text{ }}^{o}}F\]            
B.  \[7200{{\text{ }}^{o}}F\]              
C.       \[72{{\,}^{o}}F\]                
D.       \[720{{\,}^{o}}F\]  
Answer» C.       \[72{{\,}^{o}}F\]                


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