Question 1

1 mi is equivalent to 1609 m so 55 mph is:

Accepted Answer

A) 15 m/s 
B) 25 m/s 
C) 81 m/s 
D) 123 m/s 
E) 1500 m/s 
A) 15 m/s 
B) 25 m/s 
C) 81 m/s 
D) 123 m/s 
E) 1500 m/s B

Question 2

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 B

Question 3

5.0 * 105 + 3.0 * 106 =

Accepted Answer

A) 8.0 * 105 
B) 8.0 *106 
C) 5.3*105 
D) 3.5 * 105 
E) 3.5 *106 
A) 8.0 * 105 
B) 8.0 *106 
C) 5.3*105 
D) 3.5 * 105 
E) 3.5 *106 E

Question 4

(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 5

Suppose A = BnCm, where A has dimensions LT, B has dimensions L2T-1, and C has dimensions LT2.Then the exponents n and m have the values:

Accepted Answer

A) 2/3; 1/3 
B) 2; 3 
C) 4/5; -1/5 
D) 1/5; 3/5 
E) 1/2; 1/2 
A) 2/3; 1/3 
B) 2; 3 
C) 4/5; -1/5 
D) 1/5; 3/5 
E) 1/2; 1/2

Question 6

The SI standard of length is based on:

Accepted Answer

A) the distance from the north pole to the equator along a meridian passing through Paris 
B) wavelength of light emitted by Hg198 
C) wavelength of light emitted by Kr86 
D) a precision meter stick in Paris 
E) the speed of light 
A) the distance from the north pole to the equator along a meridian passing through Paris 
B) wavelength of light emitted by Hg198 
C) wavelength of light emitted by Kr86 
D) a precision meter stick in Paris 
E) the speed of light

Question 7

If 1 u = 1.66 x 10-27 kg, 1 gram =

Accepted Answer

A) 1.66 x 10-24 u 
B) 1.66 x 1024 u 
C) 1.66 x 1027 u 
D) 6.02 x 1026 u 
E) 6.02 x 1023 u 
A) 1.66 x 10-24 u 
B) 1.66 x 1024 u 
C) 1.66 x 1027 u 
D) 6.02 x 1026 u 
E) 6.02 x 1023 u

Question 8

A sphere with a radius of 1.7 cm has a surface area of:

Accepted Answer

A) 2.1* 10-5 m2 
B) 9.1* 10-4 m2 
C) 3.6 * 10-3 m2 
D) 0.11 m2 
E) 36 m2 
A) 2.1* 10-5 m2 
B) 9.1* 10-4 m2 
C) 3.6 * 10-3 m2 
D) 0.11 m2 
E) 36 m2

Question 9

Which of the SI standard units is NOT based on a constant of nature?

Accepted Answer

A) The meter, because the speed of light can vary from place to place. 
B) The second, because cesium cannot be found everywhere. 
C) The kilogram, because it is based on an arbitrary piece of metal. 
D) The kilogram, because the gram is the standard unit. 
E) The meter, because it is defined in terms of the speed of light in vacuum, and there is no perfect vacuum anywhere. 
A) The meter, because the speed of light can vary from place to place. 
B) The second, because cesium cannot be found everywhere. 
C) The kilogram, because it is based on an arbitrary piece of metal. 
D) The kilogram, because the gram is the standard unit. 
E) The meter, because it is defined in terms of the speed of light in vacuum, and there is no perfect vacuum anywhere.

Question 10

Suppose A = BC, where A has the dimensions L/M and C has the dimensions L/T.Then B has the dimension:

Accepted Answer

A) T/M 
B) L2/TM 
C) TM/L2 
D) L2T/M 
E) M/L2T 
A) T/M 
B) L2/TM 
C) TM/L2 
D) L2T/M 
E) M/L2T

Question 11

A right circular cylinder with a radius of 2.3 cm and a height of 1.4 cm has a total surface area of:

Accepted Answer

A) 1.7 *10 10-3 m2 
B) 3.2 * 10-3 m2 
C) 2.0 *10-3 m2 
D) 5.3 *10-3 m2 
E) 7.4 * 10-3 m2 
A) 1.7 *10 10-3 m2 
B) 3.2 * 10-3 m2 
C) 2.0 *10-3 m2 
D) 5.3 *10-3 m2 
E) 7.4 * 10-3 m2

Question 12

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 13

A square with an edge of exactly 1 cm has an area of:

Accepted Answer

A) 10-6 m2 
B) 10-4 m2 
C) 10-2 m2  
D) 102 m2 
E) 104 m2 
A) 10-6 m2 
B) 10-4 m2 
C) 10-2 m2  
D) 102 m2 
E) 104 m2

Question 14

Which of the following weighs about a pound on Earth?

Accepted Answer

A) 0.05 kg 
B) 0.5 kg 
C) 5 kg 
D) 50 kg 
E) 500 kg 
A) 0.05 kg 
B) 0.5 kg 
C) 5 kg 
D) 50 kg 
E) 500 kg

Question 15

Metric time is defined so that one day equals 10 hours; one hour equals 100 minutes; and one minute equals 100 seconds.One metric second equals how many normal seconds?

Accepted Answer

A) 0.60 
B) 0.864 
C) 1.00 
D) 1.16 
E) 1.67 
A) 0.60 
B) 0.864 
C) 1.00 
D) 1.16 
E) 1.67

Question 16

(5.0 * 104) * (3.0 *10-6)=

Accepted Answer

A) 1.5 * 10-3 
B) 1.5 * 10-1 
C) 1.5 * 101 
D) 1.5 * 103 
E) 1.5 * 105 
A) 1.5 * 10-3 
B) 1.5 * 10-1 
C) 1.5 * 101 
D) 1.5 * 103 
E) 1.5 * 105

Question 17

A right circular cylinder with a radius of 2.3 cm and a height of 1.4 m has a volume of:

Accepted Answer

A) 23 m3 
B) 0.23 m3 
C) 9.3 *10-3 m3 
D) 2.3 * 10-3 m3 
E) 7.4 *10-4 m3 
A) 23 m3 
B) 0.23 m3 
C) 9.3 *10-3 m3 
D) 2.3 * 10-3 m3 
E) 7.4 *10-4 m3

Question 18

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

Accepted Answer

A) 4.9 * 10-5 kg/m3 
B) 2.1 * 10-4 kg/m3 
C) 2.0 * 10-2 kg/m3 
D) 16 kg/m3 
E) 49 kg/m3 
A) 4.9 * 10-5 kg/m3 
B) 2.1 * 10-4 kg/m3 
C) 2.0 * 10-2 kg/m3 
D) 16 kg/m3 
E) 49 kg/m3

Question 19

Two girders are made of the same material.Girder A is twice as long as girder B and has a cross-sectional area that is twice as great.The ratio of the mass density of girder A to the mass density of girder B is:

Accepted Answer

A) 4 
B) 2 
C) 1 
D) 1/2 
E) 1/4 
A) 4 
B) 2 
C) 1 
D) 1/2 
E) 1/4

Question 20

Six million seconds is approximately:

Accepted Answer

A) One day 
B) Ten days 
C) Two months 
D) One year 
E) Ten years 
A) One day 
B) Ten days 
C) Two months 
D) One year 
E) Ten years

Exam 1: Measurement

1 mi is equivalent to 1609 m so 55 mph is:

A gram is:

5.0 * 105 + 3.0 * 106 =

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

Suppose A = BnCm, where A has dimensions LT, B has dimensions L2T-1, and C has dimensions LT2.Then the exponents n and m have the values:

The SI standard of length is based on:

If 1 u = 1.66 x 10-27 kg, 1 gram =

A sphere with a radius of 1.7 cm has a surface area of:

Which of the SI standard units is NOT based on a constant of nature?

Suppose A = BC, where A has the dimensions L/M and C has the dimensions L/T.Then B has the dimension:

A right circular cylinder with a radius of 2.3 cm and a height of 1.4 cm has a total surface area of:

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

A square with an edge of exactly 1 cm has an area of:

Which of the following weighs about a pound on Earth?

Metric time is defined so that one day equals 10 hours; one hour equals 100 minutes; and one minute equals 100 seconds.One metric second equals how many normal seconds?

(5.0 * 104) * (3.0 *10-6)=

A right circular cylinder with a radius of 2.3 cm and a height of 1.4 m has a volume of:

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

Two girders are made of the same material.Girder A is twice as long as girder B and has a cross-sectional area that is twice as great.The ratio of the mass density of girder A to the mass density of girder B is:

Six million seconds is approximately:

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5.0 * 10⁵ + 3.0 * 10⁶ =

(7.0 10⁶)/(2.0 10^-6)=

Suppose A = BⁿC^m, where A has dimensions LT, B has dimensions L²T^-1, and C has dimensions LT².Then the exponents n and m have the values:

If 1 u = 1.66 x 10^-27 kg, 1 gram =

(5.0 * 10⁴⁾ * (3.0 *10^-6)=