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VCE
Written in scientific notation, the number 173,000,000,000 is:
A. 17.3 x 1010
B. 173 x 109
C. 1.73 x 1011
D. 1.73 x 1010
E. 172 x 1012
Which of the following units would be most appropriate for measuring the length of a pen?
A. Miles
B. Meters
C. Micrometers
D. Nanometers
E. Centimeters