Question 1

Which of the following statements is true about a swinging pendulum?

Accepted Answer

A)  Its kinetic energy is greatest when it is vertical (at the midpoint of its swing). 
B)  Its potential energy is greatest when it is vertical (at the midpoint of its swing). 
C)  Its kinetic energy does not change as it swings. 
D)  Its potential energy does not change as it swings. 
A)  Its kinetic energy is greatest when it is vertical (at the midpoint of its swing). 
B)  Its potential energy is greatest when it is vertical (at the midpoint of its swing). 
C)  Its kinetic energy does not change as it swings. 
D)  Its potential energy does not change as it swings.

Question 2

In the SI system of units, the cubic meter (m3) is the basic unit of volume. A volume of 1 m3 is equal to which of the following?

Accepted Answer

A)  1 L 
B)  10 L 
C)  100 L 
D)  1000 L 
A)  1 L 
B)  10 L 
C)  100 L 
D)  1000 L

Question 3

A particular model of hybrid car can travel 53.0 miles/gallon of gas. What is this fuel efficiency expressed in the metric system? [1 quart = 0.946 liter; 1 mile = 1.609 km]

Accepted Answer

A)  8.71 km/liter 
B)  20.2 km/liter 
C)  22.5 km/liter 
D)  90 km/liter 
A)  8.71 km/liter 
B)  20.2 km/liter 
C)  22.5 km/liter 
D)  90 km/liter

Question 4

In one second, light travels 2.998 × 108 meters. Which of the following is the correct way to write this in conventional notation?

Accepted Answer

A)  0.00000002998 m/s 
B)  2,998,000 m/s 
C)  299,800,000 m/s 
D)  none of these 
A)  0.00000002998 m/s 
B)  2,998,000 m/s 
C)  299,800,000 m/s 
D)  none of these

Question 5

Which of the following statements is true regarding forms of energy?

Accepted Answer

A)  Both light and temperature are forms of energy. 
B)  Neither light nor temperature is a form of energy. 
C)  Light is a form of energy but temperature is not. 
D)  Temperature is a form of energy but light is not. 
A)  Both light and temperature are forms of energy. 
B)  Neither light nor temperature is a form of energy. 
C)  Light is a form of energy but temperature is not. 
D)  Temperature is a form of energy but light is not.

Question 6

Given the calculation: 25.34/5.98 = ?, what is the answer reported to the correct number of significant figures?

Accepted Answer

A)  4.2375 
B)  4.238 
C)  4.23 
D)  4.24 
A)  4.2375 
B)  4.238 
C)  4.23 
D)  4.24

Question 7

Given the calculation: (3.83 × 10 -3) × (7.777 × 10 7) = ?, what is the answer reported to the correct number of significant figures?

Accepted Answer

A)  2.98 × 105 
B)  2.978 × 105 
C)  0.298 × 106 
D)  0.2978 × 106 
A)  2.98 × 105 
B)  2.978 × 105 
C)  0.298 × 106 
D)  0.2978 × 106

Question 8

Which of the following would be the correct conversion factor to convert 25.0 mL to L?

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 9

Which of the following is a characteristic feature of matter?

Accepted Answer

A)  Matter has indefinite mass and definite volume. 
B)  Matter has definite mass but does not occupy space. 
C)  Matter has definite mass and occupies space. 
D)  Matter has indefinite mass and indefinite volume. 
A)  Matter has indefinite mass and definite volume. 
B)  Matter has definite mass but does not occupy space. 
C)  Matter has definite mass and occupies space. 
D)  Matter has indefinite mass and indefinite volume.

Question 10

Given the calculation 5.63 + 2.302 - 3.1 = ?, what is the answer reported to the correct number of significant figures?

Accepted Answer

A)  4.83 
B)  4.832 
C)  4.9 
D)  4.8 
A)  4.83 
B)  4.832 
C)  4.9 
D)  4.8

Question 11

How many minutes are in a 365-day year? (Assume exactly 24 hours in a day.)

Accepted Answer

A)  8.760 × 103 
B)  2.190 × 104 
C)  5.256 × 105 
D)  3.154 × 107 
A)  8.760 × 103 
B)  2.190 × 104 
C)  5.256 × 105 
D)  3.154 × 107

Question 12

If specific gravities were defined by reference to oil (density = 0.89 g/mL) rather than water (density = 1.0 g/mL) which of the following would be true?

Accepted Answer

A)  The specific densities of all the materials and substances would be larger than those listed in handbooks. 
B)  The specific densities of all the materials and substances would be smaller than those listed in handbooks. 
C)  The specific densities of some objects would be larger and of other objects would be smaller than those listed in handbooks. 
D)  The specific densities of all the materials and substances listed in handbooks would not change. 
A)  The specific densities of all the materials and substances would be larger than those listed in handbooks. 
B)  The specific densities of all the materials and substances would be smaller than those listed in handbooks. 
C)  The specific densities of some objects would be larger and of other objects would be smaller than those listed in handbooks. 
D)  The specific densities of all the materials and substances listed in handbooks would not change.

Question 13

How many seconds are there in two 24-hour days? (Assume exactly 24 hours in a day.)

Accepted Answer

A)  7.20 × 102 
B)  1.73 × 105 
C)  2.59 × 106 
D)  8.64 × 104 
A)  7.20 × 102 
B)  1.73 × 105 
C)  2.59 × 106 
D)  8.64 × 104

Question 14

What happens when a spring is kept in the compressed state for some time?

Accepted Answer

A)  The potential energy of the spring increases. 
B)  The kinetic energy of the spring increases. 
C)  The potential energy of the spring remains constant. 
D)  The kinetic energy of the spring remains constant. 
A)  The potential energy of the spring increases. 
B)  The kinetic energy of the spring increases. 
C)  The potential energy of the spring remains constant. 
D)  The kinetic energy of the spring remains constant.

Question 15

Sometimes, the same word can have different meanings. In the United States the word billion means "a thousand million" but in Britain the word billion means "a million million." Which of the following corresponds to the "British billion"?

Accepted Answer

A)  1 × 10-9 
B)  1 × 10-6 
C)  1 × 109 
D)  1 × 1012 
A)  1 × 10-9 
B)  1 × 10-6 
C)  1 × 109 
D)  1 × 1012

Question 16

Which of the following is the correct order of lengths?

Accepted Answer

A)  mm > cm > m > km 
B)  cm > km > nm > mm 
C)  km > cm > mm > μm 
D)  mm > m > cm > km 
A)  mm > cm > m > km 
B)  cm > km > nm > mm 
C)  km > cm > mm > μm 
D)  mm > m > cm > km

Question 17

Consider the following piece of equipment found in a chemistry laboratory. This equipment could be used to measure:

Accepted Answer

A)  mass 
B)  volume 
C)  length 
D)  temperature 
A)  mass 
B)  volume 
C)  length 
D)  temperature

Question 18

Scientists consider 298 K to be room temperature. What is this temperature on the Fahrenheit scale?

Accepted Answer

A)  87.73°F 
B)  362.73°F 
C)  76.73°F 
D)  349.73°F 
A)  87.73°F 
B)  362.73°F 
C)  76.73°F 
D)  349.73°F

Question 19

Which of the following is not true of a hypothesis?

Accepted Answer

A)  It is a tentative idea or explanation that cannot be disproved by an experiment. 
B)  It is a tentative idea or explanation that cannot be proven by an experiment. 
C)  It is a tentative idea that can either be proven or disproved by an experiment. 
D)  It is a belief that is not based on facts and is asserted without any proof. 
A)  It is a tentative idea or explanation that cannot be disproved by an experiment. 
B)  It is a tentative idea or explanation that cannot be proven by an experiment. 
C)  It is a tentative idea that can either be proven or disproved by an experiment. 
D)  It is a belief that is not based on facts and is asserted without any proof.

Question 20

If you went to a cheese shop in Edam, Holland and wanted to buy approximately 2 pounds of Edam cheese, which of the following would you ask for?

Accepted Answer

A)  90 g 
B)  0.91 kg 
C)  0.45 kg 
D)  9.1 kg 
A)  90 g 
B)  0.91 kg 
C)  0.45 kg 
D)  9.1 kg

Exam 1: Matter, Energy, and Measurement

Which of the following statements is true about a swinging pendulum?

In the SI system of units, the cubic meter (m3) is the basic unit of volume. A volume of 1 m3 is equal to which of the following?

A particular model of hybrid car can travel 53.0 miles/gallon of gas. What is this fuel efficiency expressed in the metric system? [1 quart = 0.946 liter; 1 mile = 1.609 km]

In one second, light travels 2.998 × 108 meters. Which of the following is the correct way to write this in conventional notation?

Which of the following statements is true regarding forms of energy?

Given the calculation: 25.34/5.98 = ?, what is the answer reported to the correct number of significant figures?

Given the calculation: (3.83 × 10 -3) × (7.777 × 10 7) = ?, what is the answer reported to the correct number of significant figures?

Which of the following would be the correct conversion factor to convert 25.0 mL to L?

Which of the following is a characteristic feature of matter?

Given the calculation 5.63 + 2.302 - 3.1 = ?, what is the answer reported to the correct number of significant figures?

How many minutes are in a 365-day year? (Assume exactly 24 hours in a day.)

If specific gravities were defined by reference to oil (density = 0.89 g/mL) rather than water (density = 1.0 g/mL) which of the following would be true?

How many seconds are there in two 24-hour days? (Assume exactly 24 hours in a day.)

What happens when a spring is kept in the compressed state for some time?

Sometimes, the same word can have different meanings. In the United States the word billion means "a thousand million" but in Britain the word billion means "a million million." Which of the following corresponds to the "British billion"?

Which of the following is the correct order of lengths?

Consider the following piece of equipment found in a chemistry laboratory. This equipment could be used to measure:

Scientists consider 298 K to be room temperature. What is this temperature on the Fahrenheit scale?

Which of the following is not true of a hypothesis?

If you went to a cheese shop in Edam, Holland and wanted to buy approximately 2 pounds of Edam cheese, which of the following would you ask for?

Atoms

Chemical Bonds

Chemical Reactions

Gases, Liquids, and Solids

Solutions and Colloids

Reaction Rates and Chemical Equilibrium

Acids and Bases

Nuclear Chemistry

Organic Chemistry

Alkanes

Alkenes, Alkynes, and Aromatic Compounds

Alcohols, Ethers, and Thiols

Chirality: the Handedness of Molecules

Amines

Aldehydes and Ketones

Carboxylic Acids

Carboxylic Anhydrides, Esters, and Amides

Carbohydrates

Lipids

Proteins

Enzymes

Chemical Communications: Neurotransmitters and Hormones

Nucleotides, Nucleic Acids, and Heredity

Gene Expression and Protein Synthesis

Bioenergetics: How the Body Converts Food to Energy

Specific Catabolic Pathways: Carbohydrate, Lipid, and Protein Metabolism

Biosynthetic Pathways

Nutrition

Immunochemistry

Body Fluids

Filters

In the SI system of units, the cubic meter (m³) is the basic unit of volume. A volume of 1 m³ is equal to which of the following?

In one second, light travels 2.998 × 10⁸ meters. Which of the following is the correct way to write this in conventional notation?

Given the calculation: (3.83 × 10 ^-3) × (7.777 × 10 ⁷) = ?, what is the answer reported to the correct number of significant figures?