Test Bank for Introductory Chemistry A.pdf
Introductory Chemistry, 2e (Burdge)
Chapter 1 Atoms and Elements
1) What is a unifying principle that explains a body of experimental observations?
A) law
B) hypothesis
C) theory
D) phenomena
E) prediction
Answer: C
Difficulty: 1 Easy
Topic: Stu...
test bank for introductory chemistry apdftest bank for introductory chemistry apdftest bank for introductory chemistry apdftest bank for introductory chem
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Test Bank for Introductory Chemistry: A
Foundation, 9th Edition, Steven S. Zumdahl Donald
J. DeCoste
, 1. Define the following terms:
a. science
b. chemistry
ANSWER: a. Science - a framework for gaining and organizing knowledge. It is a procedure for
processing and understanding certain information.
b. Chemistry - the science that deals with the matter of the universe and the changes it can
undergo.
POINTS: 1
DIFFICULTY: easy
QUESTION TYPE: Subjective Short Answer
HAS VARIABLES: False
TOPICS: general concepts
definition of chemistry
OTHER: general chemistry
2. Define the following terms:
a. Scientific method
b. Natural law
c. Hypothesis
d. Theory
ANSWER: a. Scientific method - The process that lies at the center of scientific inquiry.
b. Natural law - A statement that describes an observed behavior.
c. Hypothesis - A possible explanation for an observation.
d. Theory - A set of tested hypotheses that gives an overall explanation of some part of
nature.
POINTS: 1
DIFFICULTY: Easy
QUESTION TYPE: Subjective Short Answer
HAS VARIABLES: False
TOPICS: The Scientific Method
KEYWORDS: hypothesis | theory
OTHER: general chemistry
3. Which of the following is not a step in the scientific method?
a. Make an observation.
b. Formulate a hypothesis.
c. Perform an experiment.
d. Change results to agree with your hypothesis.
e. Develop a theory (or model).
ANSWER: d
POINTS: 1
DIFFICULTY: easy
QUESTION TYPE: Multiple Choice
HAS VARIABLES: False
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