Question 1

A train travels at a constant speed of 60.4 miles per hour for 101.5 minutes. What distance does the train cover?

Accepted Answer

A)  100 miles 
B)  102 miles 
C)  102.2 miles 
D)  102.18 miles 
E)  102.181 miles 
A)  100 miles 
B)  102 miles 
C)  102.2 miles 
D)  102.18 miles 
E)  102.181 miles

Question 2

The kilogram is currently defined as

Accepted Answer

A)  the mass of a platinum-iridium cylinder kept in Sévres, France. 
B)  the weight of a platinum-iridium cylinder as measured on the Earth's moon. 
C)  the mass of 5.9786332 × 1026 protons. 
D)  the mass of one liter of pure water, free of air, at standard temperature and pressure. 
E)  the mass of a cube of pure water, free of air, 10 cm on each side, at standard temperature and pressure. 
A)  the mass of a platinum-iridium cylinder kept in Sévres, France. 
B)  the weight of a platinum-iridium cylinder as measured on the Earth's moon. 
C)  the mass of 5.9786332 × 1026 protons. 
D)  the mass of one liter of pure water, free of air, at standard temperature and pressure. 
E)  the mass of a cube of pure water, free of air, 10 cm on each side, at standard temperature and pressure.

Question 3

How many significant figures are in 120.07?

Accepted Answer

A)  6 
B)  5 
C)  4 
D)  3 
E)  2 
A)  6 
B)  5 
C)  4 
D)  3 
E)  2

Question 4

What is 56 + ( 32.00)/(1.2465 + 3.45) written with the correct number of significant figures?

Accepted Answer

A)  62.8 
B)  62.812 
C)  62.81 
D)  63 
E)  62.8123846 
A)  62.8 
B)  62.812 
C)  62.81 
D)  63 
E)  62.8123846

Question 5

There are 640 acres in a square mile, and 5280 feet in one mile. What is the length in feet (to the nearest foot) of the side of a square having an area of one acre?

Accepted Answer

A)  660 feet 
B)  209 feet 
C)  165 feet 
D)  412 feet 
E)  435 feet 
A)  660 feet 
B)  209 feet 
C)  165 feet 
D)  412 feet 
E)  435 feet

Question 6

A typical E. coli bacterium is measured in microns. Which of the following is a representation of a micron?

Accepted Answer

A)  1 × 10-15 
B)  1 × 10-12 
C)  1 × 10-9 
D)  1 × 10-6 
E)  1 × 10-3 
A)  1 × 10-15 
B)  1 × 10-12 
C)  1 × 10-9 
D)  1 × 10-6 
E)  1 × 10-3

Question 7

The Gateway Arch in St. Louis is approximately 193 meters tall. What is its height in feet?

Accepted Answer

A)  58.8 feet 
B)  64.3 feet 
C)  633 feet 
D)  759 feet 
E)  7,590 feet 
A)  58.8 feet 
B)  64.3 feet 
C)  633 feet 
D)  759 feet 
E)  7,590 feet

Question 8

Dimensional analysis can tell you whether an equation is physically correct.

Accepted Answer

A) True 
 B)False

Question 9

The column of Trajan, erected in Rome in 106-113 A.D., is 125 feet tall. What is its height in centimeters?

Accepted Answer

A)  1,510 cm 
B)  591 cm 
C)  2,520 cm 
D)  3,810 cm 
E)  38,100 cm 
A)  1,510 cm 
B)  591 cm 
C)  2,520 cm 
D)  3,810 cm 
E)  38,100 cm

Question 10

What are the dimensions of velocity?

Accepted Answer

The answer of What are the dimensions of velocity?...

Question 11

Approximately how many times does an average human heart beat in a lifetime?

Accepted Answer

A)  3 × 1011 
B)  3 × 1010 
C)  3 × 109 
D)  3 × 108 
E)  4 × 107 
A)  3 × 1011 
B)  3 × 1010 
C)  3 × 109 
D)  3 × 108 
E)  4 × 107

Question 12

The period P of oscillation of a pendulum (the time interval needed to complete one full oscillation) can be expressed in terms of the mass m of the plumb bob, the length l of the string, and the acceleration due to gravity, g, as P = kmb1cgd, where k, b, c, and d are dimensionless constants. What must be the values of b, c, and d?

Accepted Answer

B = 0,C =

Question 13

If you are measuring the thickness of a strand of human hair, the most appropriate SI unit is the

Accepted Answer

A)  kilometer. 
B)  meter. 
C)  centimeter. 
D)  millimeter. 
E)  micrometer. 
A)  kilometer. 
B)  meter. 
C)  centimeter. 
D)  millimeter. 
E)  micrometer.

Question 14

Approximately how many times does an average human heart beat in a year?

Accepted Answer

A)  4 × 105 
B)  4 × 106 
C)  4 × 107 
D)  4 × 108 
E)  4 × 109 
A)  4 × 105 
B)  4 × 106 
C)  4 × 107 
D)  4 × 108 
E)  4 × 109

Question 15

State the general rule for significant figures when multiplying or dividing numbers.

Accepted Answer

The final result of a multipli

Question 16

If you are measuring the length of a room, the most appropriate SI unit is the

Accepted Answer

A)  kilometer. 
B)  meter. 
C)  centimeter. 
D)  millimeter. 
E)  micrometer. 
A)  kilometer. 
B)  meter. 
C)  centimeter. 
D)  millimeter. 
E)  micrometer.

Question 17

When referring to the "mks" system what does the "m", the "k", and the "s" stand for ?

Accepted Answer

meter,kilo

Question 18

Hydraulicists often express rainfall in acre-feet. This is the amount of water required to cover an area of one acre to a depth of one foot. There are 640.0 acres in a square mile, and 5280 feet in one mile. How many cubic yards are there in one acre-foot?

Accepted Answer

The answer of Hydraulicists often express rainfall in acre-feet. This...

Question 19

Approximately how many pennies would you have to stack to reach an average 8-foot 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 20

The second is currently defined as

Accepted Answer

A)  1/86,400 of a mean solar day. 
B)  1/86,164 of a sidereal day. 
C)  1/31,557,600 of the period of the Earth's rotation around the Sun. 
D)  the time required for light to travel 1/299,792,458 of a meter. 
E)  the time that it takes the radiation from a Cesium-133 atom to complete 9,192,631,770 cycles of oscillation. 
A)  1/86,400 of a mean solar day. 
B)  1/86,164 of a sidereal day. 
C)  1/31,557,600 of the period of the Earth's rotation around the Sun. 
D)  the time required for light to travel 1/299,792,458 of a meter. 
E)  the time that it takes the radiation from a Cesium-133 atom to complete 9,192,631,770 cycles of oscillation.

Exam 1: Introduction to Physics

A train travels at a constant speed of 60.4 miles per hour for 101.5 minutes. What distance does the train cover?

The kilogram is currently defined as

How many significant figures are in 120.07?

What is 56 + ( 32.00)/(1.2465 + 3.45) written with the correct number of significant figures?

There are 640 acres in a square mile, and 5280 feet in one mile. What is the length in feet (to the nearest foot) of the side of a square having an area of one acre?

A typical E. coli bacterium is measured in microns. Which of the following is a representation of a micron?

The Gateway Arch in St. Louis is approximately 193 meters tall. What is its height in feet?

Dimensional analysis can tell you whether an equation is physically correct.

The column of Trajan, erected in Rome in 106-113 A.D., is 125 feet tall. What is its height in centimeters?

What are the dimensions of velocity?

Approximately how many times does an average human heart beat in a lifetime?

If you are measuring the thickness of a strand of human hair, the most appropriate SI unit is the

Approximately how many times does an average human heart beat in a year?

State the general rule for significant figures when multiplying or dividing numbers.

If you are measuring the length of a room, the most appropriate SI unit is the

When referring to the "mks" system what does the "m", the "k", and the "s" stand for ?

Hydraulicists often express rainfall in acre-feet. This is the amount of water required to cover an area of one acre to a depth of one foot. There are 640.0 acres in a square mile, and 5280 feet in one mile. How many cubic yards are there in one acre-foot?

Approximately how many pennies would you have to stack to reach an average 8-foot ceiling?

The second is currently defined as

One-Dimensional Kinematics

Vectors in Physics

Two-Dimensional Kinematics

Newtons Laws of Motion

Applications of Newtons Laws

Work and Kinetic Energy

Potential Energy and Conservation of Energy

Linear Momentum and Collisions

Rotational Kinematics and Energy

Rotational Dynamics and Static Equilibrium

Gravity

Oscillations About Equilibrium

Waves and Sound

Fluids

Temperature and Heat

Phases and Phase Changes

The Laws of Thermodynamics

Electric Charges, Forces, and Fields

Electric Potential and Electric Potential Energy

Electric Current and Direct-Current Circuits

Magnetism

Magnetic Flux and Faradays Law of Induction

Alternating-Current Circuits

Electromagnetic Waves

Geometrical Optics

Optical Instruments

Physical Optics: Interference and Diffraction

Relativity

Quantum Physics

Atomic Physics

Nuclear Physics and Nuclear Radiation

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