Chemistry 101 Midterm Ivy Tech exam (1- |\ |\ |\ |\ |\ |\
4) with 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 - CORRECT ANSWERS ✔✔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.
|\ |\ |\ |\
d. experiments look for other observable predictions of a
|\ |\ |\ |\ |\ |\ |\ |\ |\
theory.
,e. none of the above. - CORRECT ANSWERS ✔✔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 - CORRECT ANSWERS ✔✔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. - CORRECT ANSWERS ✔✔D
|\ |\ |\ |\ |\ |\ |\ |\
, 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 - CORRECT ANSWERS ✔✔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. - CORRECT ANSWERS ✔✔B
|\ |\ |\ |\ |\ |\ |\ |\
Which of the statements below is NOT part of the
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
scientific method? |\
4) with 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 - CORRECT ANSWERS ✔✔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.
|\ |\ |\ |\
d. experiments look for other observable predictions of a
|\ |\ |\ |\ |\ |\ |\ |\ |\
theory.
,e. none of the above. - CORRECT ANSWERS ✔✔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 - CORRECT ANSWERS ✔✔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. - CORRECT ANSWERS ✔✔D
|\ |\ |\ |\ |\ |\ |\ |\
, 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 - CORRECT ANSWERS ✔✔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. - CORRECT ANSWERS ✔✔B
|\ |\ |\ |\ |\ |\ |\ |\
Which of the statements below is NOT part of the
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
scientific method? |\
