Question 1

A pepperoni pizza has 2.80 megacalories. Juan eats exactly 1/3 of the pizza. How many kilocalories has he consumed? (One food "calorie" is actually a kilocalorie.)

Accepted Answer

A)  930 kcal 
B)  933 kcal 
C)  933.3 kcal 
D)  933.33 kcal 
E)  933.333 kcal 
A)  930 kcal 
B)  933 kcal 
C)  933.3 kcal 
D)  933.33 kcal 
E)  933.333 kcal

Question 2

When multiplying several quantities, the number of significant digits in the result must always be

Accepted Answer

A)  larger than the number of significant digits in the most accurate of the quantities. 
B)  equal to the number of significant digits in the most accurate of the quantities. 
C)  equal to the average number of significant digits in the most and least accurate of the quantities. 
D)  equal to the number of significant digits in the least accurate of the quantities. 
E)  smaller than the number of significant digits in the least accurate of the quantities. 
A)  larger than the number of significant digits in the most accurate of the quantities. 
B)  equal to the number of significant digits in the most accurate of the quantities. 
C)  equal to the average number of significant digits in the most and least accurate of the quantities. 
D)  equal to the number of significant digits in the least accurate of the quantities. 
E)  smaller than the number of significant digits in the least accurate of the quantities.

Question 3

What does the prefix pico- stand for?

Accepted Answer

The answer of What does the prefix pico- stand for?...

Question 4

An American football field, including end zones, is 360 feet long and 160 feet wide. What is its area in square meters?

Accepted Answer

A)  4,920 square meters 
B)  5,350 square meters 
C)  88.0 square meters 
D)  12,100 square meters 
E)  13,200 square meters 
A)  4,920 square meters 
B)  5,350 square meters 
C)  88.0 square meters 
D)  12,100 square meters 
E)  13,200 square meters

Question 5

In solving a physics problem you end up with m in the numerator and m/s in the denominator. The units for your answer are

Accepted Answer

A)  m2/s. 
B)  m2. 
C)  m. 
D)  s. 
E)  1/s. 
A)  m2/s. 
B)  m2. 
C)  m. 
D)  s. 
E)  1/s.

Question 6

Estimate how many times you would have to fold a sheet of paper until it becomes as thick as a large dictionary (approximately 10 cm thick).

Accepted Answer

A)  10 times 
B)  50 times 
C)  100 times 
D)  500 times 
E)  1000 times 
A)  10 times 
B)  50 times 
C)  100 times 
D)  500 times 
E)  1000 times

Question 7

A useful method of expressing very small or very large numbers is

Accepted Answer

A)  scientific notation. 
B)  arabic numerals. 
C)  roman numerals. 
D)  significant figures. 
E)  greek letters. 
A)  scientific notation. 
B)  arabic numerals. 
C)  roman numerals. 
D)  significant figures. 
E)  greek letters.

Question 8

Give examples of four quantities which are vectors.

Accepted Answer

displaceme

Question 9

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

Accepted Answer

Question 10

Give examples of four quantities which are scalars.

Accepted Answer

distance,t

Question 11

The peak of Mt. Everest, at 10,900 meters, is the highest point above sea level in the world. What is its elevation in miles?

Accepted Answer

A)  17.6 miles 
B)  0.630 miles 
C)  6.77 miles 
D)  6.20 miles 
E)  67.1 miles 
A)  17.6 miles 
B)  0.630 miles 
C)  6.77 miles 
D)  6.20 miles 
E)  67.1 miles

Question 12

What is the product of 11.24 and 1.95?

Accepted Answer

A)  22 
B)  21.9 
C)  21.92 
D)  21.918 
E)  21.9180 
A)  22 
B)  21.9 
C)  21.92 
D)  21.918 
E)  21.9180

Question 13

Estimate the thickness of a piece of paper.

Accepted Answer

A)  10-4 meter 
B)  10-5 meter 
C)  10-6 meter 
D)  10-7 meter 
E)  10-8 meter 
A)  10-4 meter 
B)  10-5 meter 
C)  10-6 meter 
D)  10-7 meter 
E)  10-8 meter

Question 14

The length of the Appalachian Trail is 2,015 miles. How long is it in kilometers?

Accepted Answer

A)  3,245 km 
B)  1,251 km 
C)  3,112 km 
D)  1,008 km 
E)  963 km 
A)  3,245 km 
B)  1,251 km 
C)  3,112 km 
D)  1,008 km 
E)  963 km

Question 15

Leonardo da Vinci's Mona Lisa is 21 inches wide and 30.25 inches tall. What is the area of the painting in square centimeters?

Accepted Answer

A)  4,100 square cm 
B)  1,600 square cm 
C)  660 square cm 
D)  3,300 square cm 
E)  2,400 square cm 
A)  4,100 square cm 
B)  1,600 square cm 
C)  660 square cm 
D)  3,300 square cm 
E)  2,400 square cm

Question 16

What are the dimensions of acceleration?

Accepted Answer

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

Question 17

How long does it take for a train traveling 60.4 miles per hour to travel 81 miles?

Accepted Answer

A)  0.75 hours 
B)  0.745 hours 
C)  1.34 hours 
D)  1.3 hours 
E)  1 hour 
A)  0.75 hours 
B)  0.745 hours 
C)  1.34 hours 
D)  1.3 hours 
E)  1 hour

Question 18

If you are measuring the mass of a small glass of milk, the most appropriate SI unit is the

Accepted Answer

A)  teragram. 
B)  kilogram. 
C)  gram. 
D)  milligram. 
E)  microgram. 
A)  teragram. 
B)  kilogram. 
C)  gram. 
D)  milligram. 
E)  microgram.

Question 19

Tutankhamen's gold coffin weighs 250 pounds. What is the mass of the coffin in kilograms?

Accepted Answer

A)  110 kg 
B)  550 kg 
C)  130 kg 
D)  95 kg 
E)  11 kg 
A)  110 kg 
B)  550 kg 
C)  130 kg 
D)  95 kg 
E)  11 kg

Question 20

How many significant figures are in 576,000?

Accepted Answer

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

Exam 1: Introduction to Physics

A pepperoni pizza has 2.80 megacalories. Juan eats exactly 1/3 of the pizza. How many kilocalories has he consumed? (One food "calorie" is actually a kilocalorie.)

When multiplying several quantities, the number of significant digits in the result must always be

What does the prefix pico- stand for?

An American football field, including end zones, is 360 feet long and 160 feet wide. What is its area in square meters?

In solving a physics problem you end up with m in the numerator and m/s in the denominator. The units for your answer are

Estimate how many times you would have to fold a sheet of paper until it becomes as thick as a large dictionary (approximately 10 cm thick).

A useful method of expressing very small or very large numbers is

Give examples of four quantities which are vectors.

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

Give examples of four quantities which are scalars.

The peak of Mt. Everest, at 10,900 meters, is the highest point above sea level in the world. What is its elevation in miles?

What is the product of 11.24 and 1.95?

Estimate the thickness of a piece of paper.

The length of the Appalachian Trail is 2,015 miles. How long is it in kilometers?

Leonardo da Vinci's Mona Lisa is 21 inches wide and 30.25 inches tall. What is the area of the painting in square centimeters?

What are the dimensions of acceleration?

How long does it take for a train traveling 60.4 miles per hour to travel 81 miles?

If you are measuring the mass of a small glass of milk, the most appropriate SI unit is the

Tutankhamen's gold coffin weighs 250 pounds. What is the mass of the coffin in kilograms?

How many significant figures are in 576,000?

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

Filters

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