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IVY TECH APHY CHEMISTRY 101
MIDTERM EXAM IVY TECH (1-4)
2026/2027 ACTUAL QUESTIONS
WITH VERIFIED ANSWERS.
Which of the following would be considered a theory?
a. glass is fragile
b. hot air rises
c. gasoline has a very strong odor.
d. helium balloons float because helium is less dense than air.
e. none of the above - ANSWER-D
Which statement accurately describes the purpose of
experiments?
a. experiments are designed to produce the results predicted
by a theory.
b. experiments can be replaced by a simple, logical reasoning
of known facts.
c. experiments are designed to produce unexplainable results
for further investigation.
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d. experiments look for other observable predictions of a theory.
e. none of the above. - ANSWER-D
What term best describes a brief statement that summarizes
many past observations and predicts new ones?
a. experiment
b. hypothesis
c. scientific law
d. theory
e. none of the above - ANSWER-C
Which statement would NOT be an example of "quantification"?
a. The newest model of that car gets five more miles per gallon
than last year's model.
b. The price of milk went up ten cents per gallon.
c. The average high temperature this July was two degrees
higher than last year's average high temperature.
d. The water in the swimming pool feels colder than it was
yesterday.
e. None of the above. - ANSWER-D
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Who discovered the law of conservation of mass?
a. John Dalton
b. Antoine Lavoisier
c. Nivaldo Tro
d. John Dalton and Antoine Lavoisier
e. None of the above - ANSWER-B
What is the definition of a scientific theory?
a. A brief statement that summarizes past observations and
predicts future ones.
b. A model that explains the underlying reasons for
observations and laws.
c. The equivalent of a scientific opinion which others may
disagree with.
d. A method of learning that emphasizes reason as the way to
understand the world.
e. None of the above. - ANSWER-B
Which of the statements below is NOT part of the scientific
method?
IVY TECH APHY CHEMISTRY 101
MIDTERM EXAM IVY TECH (1-4)
2026/2027 ACTUAL QUESTIONS
WITH VERIFIED ANSWERS.
Which of the following would be considered a theory?
a. glass is fragile
b. hot air rises
c. gasoline has a very strong odor.
d. helium balloons float because helium is less dense than air.
e. none of the above - ANSWER-D
Which statement accurately describes the purpose of
experiments?
a. experiments are designed to produce the results predicted
by a theory.
b. experiments can be replaced by a simple, logical reasoning
of known facts.
c. experiments are designed to produce unexplainable results
for further investigation.
,2 | Page
d. experiments look for other observable predictions of a theory.
e. none of the above. - ANSWER-D
What term best describes a brief statement that summarizes
many past observations and predicts new ones?
a. experiment
b. hypothesis
c. scientific law
d. theory
e. none of the above - ANSWER-C
Which statement would NOT be an example of "quantification"?
a. The newest model of that car gets five more miles per gallon
than last year's model.
b. The price of milk went up ten cents per gallon.
c. The average high temperature this July was two degrees
higher than last year's average high temperature.
d. The water in the swimming pool feels colder than it was
yesterday.
e. None of the above. - ANSWER-D
, 3 | Page
Who discovered the law of conservation of mass?
a. John Dalton
b. Antoine Lavoisier
c. Nivaldo Tro
d. John Dalton and Antoine Lavoisier
e. None of the above - ANSWER-B
What is the definition of a scientific theory?
a. A brief statement that summarizes past observations and
predicts future ones.
b. A model that explains the underlying reasons for
observations and laws.
c. The equivalent of a scientific opinion which others may
disagree with.
d. A method of learning that emphasizes reason as the way to
understand the world.
e. None of the above. - ANSWER-B
Which of the statements below is NOT part of the scientific
method?
