Question 1

Which law states that the universe's energy is constant?

Accepted Answer

A) First Law of Thermodynamics 
B) Second Law of Thermodynamics 
C) Third Law of Thermodynamics 
D) Law of Conservation of Matter 
A) First Law of Thermodynamics 
B) Second Law of Thermodynamics 
C) Third Law of Thermodynamics 
D) Law of Conservation of Matter A

Question 2

Which form of energy is due to motion?

Accepted Answer

A) kinetic 
B) potential 
C) chemical 
D) heat 
A) kinetic 
B) potential 
C) chemical 
D) heat A

Question 3

Which is a heterogeneous mixture?

Accepted Answer

A) distilled water 
B) filtered apple juice 
C) apple pie 
D) olive oil 
A) distilled water 
B) filtered apple juice 
C) apple pie 
D) olive oil C

Question 4

Entropy is best defined as

Accepted Answer

A) the same as energy 
B) disorder 
C) boiling 
D) melting 
A) the same as energy 
B) disorder 
C) boiling 
D) melting

Question 5

An atom or group of atoms which are bonded together is known as (a, an)

Accepted Answer

A) atom 
B) acid 
C) polymer 
D) molecule 
A) atom 
B) acid 
C) polymer 
D) molecule

Question 6

Using a force to move a sample of matter over a distance is known as

Accepted Answer

A) momentum 
B) energy 
C) work 
D) volatility 
A) momentum 
B) energy 
C) work 
D) volatility

Question 7

Which is true of Antoine Lavoisier?

Accepted Answer

A) He developed the Law of Conservation of Matter (or Mass) 
B) He studied the nature of combustion (burning). 
C) He was executed by the French Revolutionists. 
D) All of these 
A) He developed the Law of Conservation of Matter (or Mass) 
B) He studied the nature of combustion (burning). 
C) He was executed by the French Revolutionists. 
D) All of these

Question 8

A pure substance is

Accepted Answer

A) any drug approved by the US Food & Drug Administration. 
B) any food certified to be free of bacteria and harmful ingredients 
C) a sample of a chemical containing only one type of molecule or atom 
D) none of these 
A) any drug approved by the US Food & Drug Administration. 
B) any food certified to be free of bacteria and harmful ingredients 
C) a sample of a chemical containing only one type of molecule or atom 
D) none of these

Question 9

Which is true of alchemists?

Accepted Answer

A) They tried to convert cheap metals into gold. 
B) They developed many useful chemical processes. 
C) They never reached their goal. 
D) All of these 
A) They tried to convert cheap metals into gold. 
B) They developed many useful chemical processes. 
C) They never reached their goal. 
D) All of these

Question 10

Greek philosophers were famous for their

Accepted Answer

A) advanced laboratories 
B) ability to describe nature 
C) early development of steel 
D) ability to speak multiple languages 
A) advanced laboratories 
B) ability to describe nature 
C) early development of steel 
D) ability to speak multiple languages

Question 11

Which law states that the universe's entropy is increasing?

Accepted Answer

A) First Law of Thermodynamics 
B) Second Law of Thermodynamics 
C) Third Law of Thermodynamics 
D) Law of Conservation of Mass 
A) First Law of Thermodynamics 
B) Second Law of Thermodynamics 
C) Third Law of Thermodynamics 
D) Law of Conservation of Mass

Question 12

The study of heat transfers and related forms of energy is known as

Accepted Answer

A) fluid mechanics 
B) hydrodynamics 
C) thermodynamics 
D) electrochemical processes 
A) fluid mechanics 
B) hydrodynamics 
C) thermodynamics 
D) electrochemical processes

Question 13

Which represents an element?

Accepted Answer

A) H2O 
B) P4 
C) CH4 
D) BeCl2 
A) H2O 
B) P4 
C) CH4 
D) BeCl2

Question 14

Which is a homogeneous mixture?

Accepted Answer

A) tap water 
B) rocky road ice cream 
C) muddy water 
D) Thousand Island salad dressing 
A) tap water 
B) rocky road ice cream 
C) muddy water 
D) Thousand Island salad dressing

Question 15

Which represents a compound?

Accepted Answer

A) Ar 
B) S8 
C) H2O 
D) none of these 
A) Ar 
B) S8 
C) H2O 
D) none of these

Which law states that the universe's energy is constant?

Which form of energy is due to motion?

Which is a heterogeneous mixture?

Entropy is best defined as

An atom or group of atoms which are bonded together is known as (a, an)

Using a force to move a sample of matter over a distance is known as

Which is true of Antoine Lavoisier?

A pure substance is

Which is true of alchemists?

Greek philosophers were famous for their

Which law states that the universe's entropy is increasing?

The study of heat transfers and related forms of energy is known as

Which represents an element?

Which is a homogeneous mixture?

Which represents a compound?

Background to the Environmental Problem

Underlying Principles of Chemistry

Types of Chemical Compounds and Their Reactions

Element Cycles

Toxicology

Energy and Modern Society

Emerging Energy Sources

Weather and Climate

Air Quality

Air Inside

Global Atmospheric Change

Water

Water Quality

Solid Wastes

Hazardous Wastes

Filters

Exam 2: The Natural Laws

Which law states that the universe's energy is constant?

Which form of energy is due to motion?

Which is a heterogeneous mixture?

Entropy is best defined as

An atom or group of atoms which are bonded together is known as (a, an)

Using a force to move a sample of matter over a distance is known as

Which is true of Antoine Lavoisier?

A pure substance is

Which is true of alchemists?

Greek philosophers were famous for their

Which law states that the universe's entropy is increasing?

The study of heat transfers and related forms of energy is known as

Which represents an element?

Which is a homogeneous mixture?

Which represents a compound?

Background to the Environmental Problem

Underlying Principles of Chemistry

Types of Chemical Compounds and Their Reactions

Element Cycles

Toxicology

Energy and Modern Society

Emerging Energy Sources

Weather and Climate

Air Quality

Air Inside

Global Atmospheric Change

Water

Water Quality

Solid Wastes

Hazardous Wastes

Filters