Question 1

A sphere with a radius of 1.7 cm has a volume of:

Accepted Answer

A)  2.1 * 10-5 m3 
B)  9.1 *10-4 m3 
C)  3.6 * 10-3 m3 
D)  0.11 m3 
E)  21 m3 
A)  2.1 * 10-5 m3 
B)  9.1 *10-4 m3 
C)  3.6 * 10-3 m3 
D)  0.11 m3 
E)  21 m3

Question 2

The SI base unit for mass is:

Accepted Answer

A)  gram 
B)  pound 
C)  kilogram 
D)  ounce 
E)  kilopound 
A)  gram 
B)  pound 
C)  kilogram 
D)  ounce 
E)  kilopound

Question 3

During a short interval of time the speed v in m/s of an automobile is given by v = at2 + bt3, where the time t is in seconds. The units of a and b are respectively:

Accepted Answer

A)  m.s2; m.s4 
B)  s3/m; s4/m 
C)  m/s2; m/s3 
D)  m/s3; m/s4 
E)  m/s4; m/s5 
A)  m.s2; m.s4 
B)  s3/m; s4/m 
C)  m/s2; m/s3 
D)  m/s3; m/s4 
E)  m/s4; m/s5

Question 4

3.2* 2.7 =

Accepted Answer

A)  9 
B)  8 
C)  8.6 
D)  8.64 
E)  8.640 
A)  9 
B)  8 
C)  8.6 
D)  8.64 
E)  8.640

Question 5

A gram is:

Accepted Answer

A)  10-6 kg 
B)  10-3 kg 
C)  1 kg 
D)  103 kg 
E)  106 kg 
A)  10-6 kg 
B)  10-3 kg 
C)  1 kg 
D)  103 kg 
E)  106 kg

Question 6

(7.0 * 106)/(2.0 *10-6) =

Accepted Answer

A)  3.5 * 10-12 
B)  3.5 * 10-6 
C)  3.5 
D)  3.5*106 
E)  3.5 *1012 
A)  3.5 * 10-12 
B)  3.5 * 10-6 
C)  3.5 
D)  3.5*106 
E)  3.5 *1012

Question 7

Which of the following is closest to a yard in length?

Accepted Answer

A)  0.01 m 
B)  0.1 m 
C)  1 m 
D)  100 m 
E)  1000 m 
A)  0.01 m 
B)  0.1 m 
C)  1 m 
D)  100 m 
E)  1000 m

Question 8

A sphere has a radius of 21 cm and a mass of 1.9 kg. Its mass density is about:

Accepted Answer

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 
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

Question 9

The SI standard of time is based on:

Accepted Answer

A)  the daily rotation of the Earth 
B)  the frequency of light emitted by Kr86 
C)  the yearly revolution of the Earth about the sun 
D)  a precision pendulum clock 
E)  none of these 
A)  the daily rotation of the Earth 
B)  the frequency of light emitted by Kr86 
C)  the yearly revolution of the Earth about the sun 
D)  a precision pendulum clock 
E)  none of these

Question 10

A cubic box with an edge of exactly 1 cm has a volume of:

Accepted Answer

A)  10-9 m3 
B)  10-6 m3 
C)  10-3 m3 
D)  103 m3 
E)  106 m3 
A)  10-9 m3 
B)  10-6 m3 
C)  10-3 m3 
D)  103 m3 
E)  106 m3

Question 11

(5.0 *104) * (3.0 * 106) =

Accepted Answer

A)  1.5 * 109 
B)  1.5*1010 
C)  1.5 * 1011 
D)  1.5 * 1012 
E)  1.5 * 1013 
A)  1.5 * 109 
B)  1.5*1010 
C)  1.5 * 1011 
D)  1.5 * 1012 
E)  1.5 * 1013

Exam 1: Measurement

A sphere with a radius of 1.7 cm has a volume of:

The SI base unit for mass is:

During a short interval of time the speed v in m/s of an automobile is given by v = at2 + bt3, where the time t is in seconds. The units of a and b are respectively:

3.2* 2.7 =

A gram is:

(7.0 * 106)/(2.0 *10-6) =

Which of the following is closest to a yard in length?

A sphere has a radius of 21 cm and a mass of 1.9 kg. Its mass density is about:

The SI standard of time is based on:

A cubic box with an edge of exactly 1 cm has a volume of:

(5.0 *104) * (3.0 * 106) =

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During a short interval of time the speed v in m/s of an automobile is given by v = at² + bt³, where the time t is in seconds. The units of a and b are respectively:

(7.0 * 10⁶)/(2.0 *10^-⁶) =

(5.0 10⁴⁾ (3.0 * 10⁶) =