Multiple Choice
A sphere has a radius of 21 cm and a mass of 1.9 kg. Its mass density is about:
A) 2.0 * 10-6 kg/m3
B) 2.0 * 10-2 kg/m3
C) 1.4 kg/m3
D) 14 kg/m3
E) 49 kg/m3
Correct Answer:
Verified
Correct Answer:
Verified
Q12: Which of the following is closest to
Q21: A sphere with a radius of 1.7
Q24: During a short interval of time the
Q25: A gram is:<br>A) 10<sup>-</sup><sup>6</sup> kg<br>B) 10<sup>-</sup><sup>3</sup> kg<br>C)
Q26: (7.0 * 10<sup>6</sup>)/(2.0 *10<sup>-</sup><sup>6</sup>) =<br>A) 3.5 *
Q27: The SI base unit for mass is:<br>A)gram<br>B)pound<br>C)kilogram<br>D)ounce<br>E)kilopound
Q28: (5.0 *10<sup>4)</sup> *0 (3.0 *10<sup>6</sup>)= <br>A)1.5* 10<sup>9</sup><br>B)1.5
Q30: The SI standard of time is based
Q30: A cubic box with an edge of
Q34: 3.2 * 2.7 =<br>A)9<br>B)8<br>C)8.6<br>D)8.64<br>E)8.640