Question 1

The prefix yotta (Y)signifies a multiple of 1024.How many yottameters are there in a gigameter?

Accepted Answer

10<sup>-15</sup> ym

Question 2

The length and width of a rectangle are 1.125 m and 0.606 m,respectively.Multiplying,your calculator gives the product as 0.68175.Rounding properly to the correct number of significant figures,the area of the rectangle should be written as

Accepted Answer

A) 0.68 m2 
B) 0.682 m2 
C) 0.6818 m2 
D) 0.68175 m2 
A) 0.68 m2 
B) 0.682 m2 
C) 0.6818 m2 
D) 0.68175 m2 B

Question 3

A certain $\text { CD-ROM }$ disk can store 600 megabytes of information.If an average word requires 9.0 bytes of storage,how many words can be stored on one disk?

Accepted Answer

A) 6.7 × 107 words 
B) 5.4 × 109 words 
C) 2.1 × 107 words 
D) 2.0 × 109 words 
A) 6.7 × 107 words 
B) 5.4 × 109 words 
C) 2.1 × 107 words 
D) 2.0 × 109 words A

Question 4

Express (2.2 × 106)-1/2 in scientific notation.

Accepted Answer

A) 6.7 × 10-4 
B) 1.5 × 103 
C) 1.5 × 10-5 
D) 1.5 × 104 
A) 6.7 × 10-4 
B) 1.5 × 103 
C) 1.5 × 10-5 
D) 1.5 × 104

Question 5

What is the result of the calculation (0.410 + 0.021)× (2.20 × 103)?

Accepted Answer

A) 880 
B) 946 
C) 948 
D) 950 
A) 880 
B) 946 
C) 948 
D) 950

Question 6

Which of the following is the most reasonable estimate of the number of characters (typed letters or numbers)in a 609-page book? Assume an average of 194 words per page and a reasonable average number of letters per word.

Accepted Answer

A) 5 × 105 char 
B) 5 × 107 char 
C) 5 × 106 char 
D) 5 × 104 char 
A) 5 × 105 char 
B) 5 × 107 char 
C) 5 × 106 char 
D) 5 × 104 char

Question 7

A rectangular garden measures 15 m long and 13.70 m wide.What is the length of a diagonal from one corner of the garden to the other?

Accepted Answer

A) 18 m 
B) 19 m 
C) 20 m 
D) 4.1 × 102 m 
A) 18 m 
B) 19 m 
C) 20 m 
D) 4.1 × 102 m

Question 8

The last page of a book is numbered 764.The book is 3.0 cm thick,not including its covers.What is the average thickness (in centimeters)of a page in the book,rounded to the proper number of significant figures?

Accepted Answer

A) 0.0039 cm 
B) 0.072 cm 
C) 0.0079 cm 
D) 0.00393 cm 
E) 0.00785 cm 
A) 0.0039 cm 
B) 0.072 cm 
C) 0.0079 cm 
D) 0.00393 cm 
E) 0.00785 cm

Question 9

A volume of 100 mL is equivalent to which one of the following volumes?

Accepted Answer

A) 1 kL 
B) 10-6 μL 
C) 0.1 L 
D) 0.01 ML 
A) 1 kL 
B) 10-6 μL 
C) 0.1 L 
D) 0.01 ML

Question 10

A reasonable estimate for the height of the walls in an ordinary American home is

Accepted Answer

A) 10 m. 
B) 8 m. 
C) 2.5 m. 
D) 1.5 m. 
A) 10 m. 
B) 8 m. 
C) 2.5 m. 
D) 1.5 m.

Question 11

Using a digital balance the mass of a certain piece of wood is read as 12.946 g.Thinking in terms of accuracy and significant figures,what value would you record on your data sheet if the balance is accurate to one-tenth of a gram?

Accepted Answer

A) 12.9 g 
B) 12.95 g 
C) 13 g 
D) 13.0 g 
A) 12.9 g 
B) 12.95 g 
C) 13 g 
D) 13.0 g

Question 12

The number 0.00325 × 10-8 cm can be expressed in millimeters as

Accepted Answer

A) 3.25 × 10-12 mm. 
B) 3.25 × 10-11 mm. 
C) 3.25 × 10-10 mm. 
D) 3.25 × 10-9 mm. 
A) 3.25 × 10-12 mm. 
B) 3.25 × 10-11 mm. 
C) 3.25 × 10-10 mm. 
D) 3.25 × 10-9 mm.

Question 13

In the product A ∙ B ∙ C,A has 5 significant figures,B has 2 significant figures,and C has 3 significant figures.How many significant figures does the product have?

Accepted Answer

A) 2 
B) 3 
C) 4 
D) 5 
E) 10 
A) 2 
B) 3 
C) 4 
D) 5 
E) 10

Question 14

A weight lifter can bench press $171 \mathrm {~kg} .$ How many milligrams is this?

Accepted Answer

A) 1.71 × 108 mg 
B) 1.71 × 109 mg 
C) 1.71 × 107 mg 
D) 1.71 × 106 mg 
A) 1.71 × 108 mg 
B) 1.71 × 109 mg 
C) 1.71 × 107 mg 
D) 1.71 × 106 mg

Question 15

Which of the following numbers is the smallest?

Accepted Answer

A) 15 × 10-3 
B) 0.15 × 100 
C) 0.00015 × 103 
D) 0.00000015 × 106 
A) 15 × 10-3 
B) 0.15 × 100 
C) 0.00015 × 103 
D) 0.00000015 × 106

Question 16

In the quotient $\frac { A } { B \cdot C }$ ,A has 5 significant figures,B has 2 significant figures,and C has 3 significant figures.How many significant figures does the quotient have?

Accepted Answer

A) 2 
B) 3 
C) 4 
D) 0 
E) 1 
A) 2 
B) 3 
C) 4 
D) 0 
E) 1

Question 17

A reasonable estimate for the mass of a typical new-born baby is

Accepted Answer

A) 1 kg. 
B) 3 kg. 
C) 10 kg. 
D) 20 kg. 
A) 1 kg. 
B) 3 kg. 
C) 10 kg. 
D) 20 kg.

Question 18

Estimate how many pennies you would have to stack to reach from the floor to an average 8-ft ceiling.

Accepted Answer

A) 2 × 103 
B) 2 × 102 
C) 2 × 104 
D) 2 × 105 
E) 2 x 106 
A) 2 × 103 
B) 2 × 102 
C) 2 × 104 
D) 2 × 105 
E) 2 x 106

Question 19

A marathon race is 26 mi and 385 yd long.Estimate how many strides would be required to run a marathon.Assume a reasonable value for the average number of feet/stride.

Accepted Answer

A) 4.5 × 104 strides 
B) 4.5 × 103 strides 
C) 4.5 × 105 strides 
D) 4.5 × 106 strides 
A) 4.5 × 104 strides 
B) 4.5 × 103 strides 
C) 4.5 × 105 strides 
D) 4.5 × 106 strides

Question 20

The volume of a 10-mL test tube is equivalent to which one of the following quantities?

Accepted Answer

A) 0.01 L 
B) 0.001 kL 
C) 0.1 L 
D) 1 × 10-6 L 
E) 0.001 ML 
A) 0.01 L 
B) 0.001 kL 
C) 0.1 L 
D) 1 × 10-6 L 
E) 0.001 ML

Exam 1: Introduction

The prefix yotta (Y)signifies a multiple of 1024.How many yottameters are there in a gigameter?

The length and width of a rectangle are 1.125 m and 0.606 m,respectively.Multiplying,your calculator gives the product as 0.68175.Rounding properly to the correct number of significant figures,the area of the rectangle should be written as

A certain CD-ROM \text { CD-ROM } CD-ROM disk can store 600 megabytes of information.If an average word requires 9.0 bytes of storage,how many words can be stored on one disk?

Express (2.2 × 106)-1/2 in scientific notation.

What is the result of the calculation (0.410 + 0.021)× (2.20 × 103)?

Which of the following is the most reasonable estimate of the number of characters (typed letters or numbers)in a 609-page book? Assume an average of 194 words per page and a reasonable average number of letters per word.

A rectangular garden measures 15 m long and 13.70 m wide.What is the length of a diagonal from one corner of the garden to the other?

The last page of a book is numbered 764.The book is 3.0 cm thick,not including its covers.What is the average thickness (in centimeters)of a page in the book,rounded to the proper number of significant figures?

A volume of 100 mL is equivalent to which one of the following volumes?

A reasonable estimate for the height of the walls in an ordinary American home is

Using a digital balance the mass of a certain piece of wood is read as 12.946 g.Thinking in terms of accuracy and significant figures,what value would you record on your data sheet if the balance is accurate to one-tenth of a gram?

The number 0.00325 × 10-8 cm can be expressed in millimeters as

In the product A ∙ B ∙ C,A has 5 significant figures,B has 2 significant figures,and C has 3 significant figures.How many significant figures does the product have?

A weight lifter can bench press 171 kg.171 \mathrm {~kg} .171 kg. How many milligrams is this?

Which of the following numbers is the smallest?

In the quotient AB⋅C\frac { A } { B \cdot C }B⋅CA​ ,A has 5 significant figures,B has 2 significant figures,and C has 3 significant figures.How many significant figures does the quotient have?

A reasonable estimate for the mass of a typical new-born baby is

Estimate how many pennies you would have to stack to reach from the floor to an average 8-ft ceiling.

A marathon race is 26 mi and 385 yd long.Estimate how many strides would be required to run a marathon.Assume a reasonable value for the average number of feet/stride.

The volume of a 10-mL test tube is equivalent to which one of the following quantities?

Kinematics: Motion in One Dimension

Newtonian Mechanics

Applying Newtons Laws

Circular Motion

Impulse and Linear Momentum

Work and Energy

Extended Bodies at Rest

Rotational Motion

Gases

Static Fluids

Fluids in Motion

First Law of Thermodynamics

Second Law of Thermodynamics

Electric Charge force and Energy

The Electric Field

Dc Circuits

Magnetism

Electromagnetic Induction

Vibrational Motion

Mechanical Waves

Reflection and Refraction

Mirrors and Lenses

Wave Optics

Electromagnetic Waves

Special Relativity

Quantum Optics

Atomic Physics

Nuclear Physics

Particle Physics

Filters

The prefix yotta (Y)signifies a multiple of 10²⁴.How many yottameters are there in a gigameter?

A certain $\text { CD-ROM }$ disk can store 600 megabytes of information.If an average word requires 9.0 bytes of storage,how many words can be stored on one disk?

Express (2.2 × 10⁶)^-1/2 in scientific notation.

What is the result of the calculation (0.410 + 0.021)× (2.20 × 10³)?

The number 0.00325 × 10^-8 cm can be expressed in millimeters as

A weight lifter can bench press $171 \mathrm {~kg} .$ How many milligrams is this?

In the quotient $\frac { A } { B \cdot C }$ ,A has 5 significant figures,B has 2 significant figures,and C has 3 significant figures.How many significant figures does the quotient have?