Multiple Choice
Which of the following is not an exact number?
A) the number of seconds in a year
B) the number of millimeters in a kilometer
C) the number of liters in a gallon
D) the number of centimeters in an inch
E) the number of grams in a kilogram
Correct Answer:

Verified
Correct Answer:
Verified
Q8: The volume of a regular cylinder is
Q9: Round the following number to four significant
Q10: 1.55 kg/m<sup>3</sup> is equivalent to _ g/L.<br>A)1.55
Q11: An iron mine produces 2.18 × 10<sup>5</sup>
Q12: 1 nanometer = _ picometers<br>A)1000<br>B)0.001<br>C)1 × 10<sup>-6</sup><br>D)1
Q14: Which one of the following is the
Q15: Si is the symbol for the element
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Q17: Iron has a density of 7.9 g/cm<sup>3</sup>.What
Q18: If an object is accelerating at a