Question 1

What is the result of 1.58 ÷ 3.793 written with the correct number of significant figures?

Accepted Answer

A) 4.1656 ×   
B) 4.166 ×   
C) 4.17 ×   
D) 4.2 ×   
E) 4 ×   
A) 4.1656 ×   
B) 4.166 ×   
C) 4.17 ×   
D) 4.2 ×   
E) 4 ×   C

Question 2

If a flower is 6.5 cm wide,its width expressed in millimeters is x mm,where x is

Accepted Answer

A) less than 6.5. 
B) greater than 6.5. 
A) less than 6.5. 
B) greater than 6.5. B

Question 3

The exhaust fan on a typical kitchen stove pulls 600 CFM (cubic feet per minute)through the filter.Given that 1.00 in.= 2.54 cm,how many cubic meters per second does this fan pull?

Accepted Answer

A) 0.283 m3/sec 
B) 0.328 m3/sec 
C) 3.05 m3/sec 
D) 32.8 m3/sec 
A) 0.283 m3/sec 
B) 0.328 m3/sec 
C) 3.05 m3/sec 
D) 32.8 m3/sec A

Question 4

Write out the number 7.35 × 10-5 in full with a decimal point and correct number of zeros.

Accepted Answer

A) 0.00000735 
B) 0.0000735 
C) 0.000735 
D) 0.00735 
E) 0.0735 
A) 0.00000735 
B) 0.0000735 
C) 0.000735 
D) 0.00735 
E) 0.0735

Question 5

Scientists use the metric system chiefly because it is more accurate than the English system.

Accepted Answer

A) True 
 B)False

Question 6

When adding two numbers,the number of significant figures in the sum is equal to the number of significant figures in the least accurate of the numbers being added.

Accepted Answer

A) True 
 B)False

Question 7

Express (4.3 × 106)-1/2 in scientific notation.

Accepted Answer

A) 4.8 × 10-4 
B) 2.1 × 103 
C) 2.1 × 10-5 
D) 2.1 × 104 
A) 4.8 × 10-4 
B) 2.1 × 103 
C) 2.1 × 10-5 
D) 2.1 × 104

Question 8

A marathon is   and   long.Estimate how many strides would be required to run a marathon.Assume a reasonable value for the average number of

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 9

If a tree is 15 m tall,its height expressed in feet is x ft,where x is

Accepted Answer

A) less than 15. 
B) greater than 15. 
A) less than 15. 
B) greater than 15.

Question 10

What is the sum of 1.53 + 2.786 + 3.3 written with the correct number of significant figures?

Accepted Answer

A) 8 
B) 7.6 
C) 7.62 
D) 7.616 
E) 7.6160 
A) 8 
B) 7.6 
C) 7.62 
D) 7.616 
E) 7.6160

Question 11

What is the value of π(8.104)2,written with the correct number of significant figures?

Accepted Answer

A) 206.324 
B) 206.323 
C) 206.3 
D) 206 
E) 200 
A) 206.324 
B) 206.323 
C) 206.3 
D) 206 
E) 200

Question 12

How many nanoseconds does it take for a computer to perform one calculation if it performs   calculations per second?

Accepted Answer

A) 15 ns 
B) 67 ns 
C) 11 ns 
D) 65 ns 
A) 15 ns 
B) 67 ns 
C) 11 ns 
D) 65 ns

Question 13

If,in a parallel universe,π has the value 3.14149,express π in that universe to four significant figures.

Accepted Answer

A) 3.141 
B) 3.142 
C) 3.1415 
D) 3.1414 
A) 3.141 
B) 3.142 
C) 3.1415 
D) 3.1414

Question 14

What is 34 + (3)× (1.2465)written with the correct number of significant figures?

Accepted Answer

A) 37.7 
B) 37.74 
C) 4 × 101 
D) 38 
E) 37.7395 
A) 37.7 
B) 37.74 
C) 4 × 101 
D) 38 
E) 37.7395

Question 15

What is the sum of 1123 and 10.3 written with the correct number of significant figures?

Accepted Answer

A) 1.13 × 103 
B) 1133.3000 
C) 1.1 × 103 
D) 1133.3 
E) 1133 
A) 1.13 × 103 
B) 1133.3000 
C) 1.1 × 103 
D) 1133.3 
E) 1133

Question 16

Estimate the number of times the earth will rotate on its axis during a human's lifetime.

Accepted Answer

A) 3 ×   
B) 3 ×   
C) 3 ×   
D) 3 ×   
E) 3 ×   
A) 3 ×   
B) 3 ×   
C) 3 ×   
D) 3 ×   
E) 3 ×

Question 17

Albert uses as his unit of length (for walking to visit his neighbors or plowing his fields)the albert (A),the distance Albert can throw a small rock.One albert is   How many square alberts is equal to one acre? (1 acre = 43,560 ft2 = 4050 m2)

Accepted Answer

Question 18

The height of the ceiling in a typical home,apartment,or dorm room is closest to

Accepted Answer

A) 100 cm. 
B) 200 cm. 
C) 400 cm. 
D) 500 cm. 
A) 100 cm. 
B) 200 cm. 
C) 400 cm. 
D) 500 cm.

Question 19

Convert 1.2 × 10-3 to decimal notation.

Accepted Answer

A) 1.200 
B) 0.1200 
C) 0.0120 
D) 0.0012 
E) 0.00012 
A) 1.200 
B) 0.1200 
C) 0.0120 
D) 0.0012 
E) 0.00012

Question 20

The shortest wavelength of visible light is approximately 400 nm.Express this wavelength in centimeters.

Accepted Answer

A) 4 × 10-5 cm 
B) 4 × 10-7 cm 
C) 4 × 10-9 cm 
D) 4 × 10-11 cm 
E) 400 × 10-11 cm 
A) 4 × 10-5 cm 
B) 4 × 10-7 cm 
C) 4 × 10-9 cm 
D) 4 × 10-11 cm 
E) 400 × 10-11 cm

Exam 1: Concepts of Motion

What is the result of 1.58 ÷ 3.793 written with the correct number of significant figures?

If a flower is 6.5 cm wide,its width expressed in millimeters is x mm,where x is

The exhaust fan on a typical kitchen stove pulls 600 CFM (cubic feet per minute)through the filter.Given that 1.00 in.= 2.54 cm,how many cubic meters per second does this fan pull?

Write out the number 7.35 × 10-5 in full with a decimal point and correct number of zeros.

Scientists use the metric system chiefly because it is more accurate than the English system.

When adding two numbers,the number of significant figures in the sum is equal to the number of significant figures in the least accurate of the numbers being added.

Express (4.3 × 106)-1/2 in scientific notation.

A marathon is and long.Estimate how many strides would be required to run a marathon.Assume a reasonable value for the average number of

If a tree is 15 m tall,its height expressed in feet is x ft,where x is

What is the sum of 1.53 + 2.786 + 3.3 written with the correct number of significant figures?

What is the value of π(8.104)2,written with the correct number of significant figures?

How many nanoseconds does it take for a computer to perform one calculation if it performs calculations per second?

If,in a parallel universe,π has the value 3.14149,express π in that universe to four significant figures.

What is 34 + (3)× (1.2465)written with the correct number of significant figures?

What is the sum of 1123 and 10.3 written with the correct number of significant figures?

Estimate the number of times the earth will rotate on its axis during a human's lifetime.

Albert uses as his unit of length (for walking to visit his neighbors or plowing his fields)the albert (A),the distance Albert can throw a small rock.One albert is How many square alberts is equal to one acre? (1 acre = 43,560 ft2 = 4050 m2)

The height of the ceiling in a typical home,apartment,or dorm room is closest to

Convert 1.2 × 10-3 to decimal notation.

The shortest wavelength of visible light is approximately 400 nm.Express this wavelength in centimeters.

Kinematics in One Dimension

Vectors and Coordinate Systems

Kinematics in Two Dimensions

Force and Motion

Dynamics I: Motion Along a Line

Newtons Third Law

Dynamics II: Motion in a Plane

Work and Kinetic Energy

Interactions and Potential Energy

Impulse and Momentum

Rotation of a Rigid Body

Newtons Theory of Gravity

Fluids and Elasticity

Oscillations

Traveling Waves

Superposition

A Macroscopic Description of Matter

Work, heat, and the First Law of Thermodynamics

The Micromacro Connection

Heat Engines and Refrigerators

Electric Charges and Forces

The Electric Field

Gausss Law

The Electric Potential

Potential and Field

Current and Resistance

Fundamentals of Circuits

The Magnetic Field

Electromagnetic Induction

Electromagnetic Fields and Waves

Ac Circuits

Wave Optics

Ray Optics

Optical Instruments

Relativity

The Foundations of Modern Physics

Quantization

Wave Functions and Uncertainty

One-Dimensional Quantum Mechanics

Atomic Physics

Nuclear Physics

Filters

Write out the number 7.35 × 10^-5 in full with a decimal point and correct number of zeros.

Express (4.3 × 10⁶)^-1/2 in scientific notation.

What is the value of π(8.104)²,written with the correct number of significant figures?

Albert uses as his unit of length (for walking to visit his neighbors or plowing his fields)the albert (A),the distance Albert can throw a small rock.One albert is How many square alberts is equal to one acre? (1 acre = 43,560 ft² = 4050 m²)

Convert 1.2 × 10^-3 to decimal notation.