Matching (Value 5)
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Match each item with the correct statement below. a. | organic chemistry | d. | analytical chemistry | b. | inorganic chemistry | e. | physical chemistry | c. | biochemistry |
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1.
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the study of the processes that take place in organisms
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2.
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concerned with the mechanism, rate, and energy transfer that occurs when matter
undergoes a change
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3.
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the study of all chemicals containing carbon
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4.
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the study of chemicals that, in general, do not contain carbon
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5.
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the study of the composition of matter
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Multiple Choice (Value 8)
Identify the choice that best completes the statement or answers
the question.
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6.
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The study of chemicals that, in general, do not contain carbon is traditionally
called what type of chemistry?
a. | bio | c. | physical | b. | inorganic | d. | analytical |
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7.
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Which of the following best describes an example of pure chemistry?
a. | testing the effects of lower concentrations of a drug on humans | b. | studying chemicals
containing carbon | c. | developing a cure for
osteoporosis | d. | finding an antidote for a new strain of virus |
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8.
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Which of the following is NOT an example of chemistry research in the main area
of energy?
a. | producing hook-and-loop tape | b. | determining the usefulness of oil from soybean
plants | c. | developing rechargeable batteries | d. | studying the effects of
insulation |
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9.
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Which of the following was a major contribution to chemistry by Antoine
Lavoisier?
a. | He showed that oxygen is required for material to burn. | b. | He demonstrated the
presence of phlogiston in air. | c. | He encouraged scientists to form explanations
based on philosophical arguments. | d. | He developed the science of
alchemy. |
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10.
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A theory is a ____.
a. | proposed explanation for an observation | b. | well-tested
explanation for a broad set of observations | c. | summary of the results of many
observations | d. | procedure used to test a proposed explanation |
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11.
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Which step in the scientific method requires you to use your senses to obtain
information?
a. | revising a hypothesis | c. | making an observation | b. | designing an
experiment | d. | stating a
theory |
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12.
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The variable that is observed during an experiment is called what type of
variable?
a. | independent | c. | controlling | b. | manipulated | d. | responding |
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13.
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Collaboration and communication are important in science because ____.
a. | most research problems are not very complex | b. | most scientists have
the knowledge to solve any scientific problem | c. | they increase the likelihood of a successful
outcome | d. | they keep scientists from having to repeat
experiments |
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Numeric Response (Value 1)
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14.
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How many traditional areas of study can chemistry be divided into?
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