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CHEM2 Chemistry in Your World 2nd Edition by Hogg - Test Bank
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Chapter 1—Living in a World of Chemistry MULTIPLE CHOICE 1. Which activity comes first in the scientific method? a. conclusion b. hypothesis c. experimentation d. observation ANS: D 2. Which is considered a physical science? a. physics b. biology c. zoology d. botany ANS: A 3. A scienti...

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  • September 23, 2023
  • 209
  • 2022/2023
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  • chem2 chemistry in your world 2nd edition by hogg

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,Chapter 1—Living in a World of Chemistry

MULTIPLE CHOICE

1. Which activity comes first in the scientific method?
a. conclusion
b. hypothesis
c. experimentation
d. observation
ANS: D

2. Which is considered a physical science?
a. physics
b. biology
c. zoology
d. botany
ANS: A

3. A scientist is trying to make a new insecticide that will be more toxic to flies, but less toxic to humans
than insecticides now available. The scientist is engaged in
a. basic research.
b. applied research.
c. technology.
d. serendipity.
ANS: B

4. Which technology described in this chapter required the most time from idea to use?
a. photography
b. nylon
c. roll-on deodorant
d. X-rays in medicine
ANS: D

5. The discovery of Teflon® was
a. an example of planned research.
b. accidental
c. eventually damaging to the ozone layer.
d. deemed useless by the discoverer's company.
ANS: B

6. Which of the following are linked to the release of CFCs?
a. "ozone holes" in the stratosphere
b. increased air pollution
c. drinking water pollution
d. increased food spoilage
ANS: A

, CHEM2 Chapter 1 Living in a World of Chemistry


7. An endeavor to provide an "ample margin of safety" to protect the public is an example of a
a. technology-based law.
b. balancing law.
c. risk management.
d. risk-based laws.
ANS: A

8. What is the approximate population of the world?
a. 6,000,000 people
b. about 3 billion people
c. over 6,000,000,000 people
d. 2,000,000 people
ANS: C

9. Chemistry is often defined as the study of
a. matter and the changes it can undergo.
b. naturally occurring matter.
c. fundamental particles in research labs.
d. synthetically produced matter.
ANS: A

10. Refrigeration has been used since the late 1800s and early refrigerants were
a. safe.
b. flammable and toxic.
c. inert.
d. fluorine compounds, CFCs.
ANS: B

11. The map of the complete human DNA sequence was
a. completed in 1990.
b. done exclusively in not-for-profit research labs.
c. completed exclusively in for-profit research labs.
d. completed in 2003.
ANS: D

12. Which of the following explorations could be enhanced by our knowledge of DNA?
a. development of drug to cure cancer
b. use of genetically modified food to produce edible vaccines
c. determine if a convicted felon is actually innocent
d. all of these
ANS: D




2

, CHEM2 Chapter 1 Living in a World of Chemistry


13. Which is considered a fossil fuel?
a. coal
b. solar
c. wind
d. hydrothermal
ANS: A

14. The smallest concentration listed below is
a. parts per million.
b. parts per trillion.
c. parts per billion.
d. parts per thousand.
ANS: B

15. What is chemophobia?
a. fear of chemistry courses
b. fear of global warming
c. fear of chemicals
d. fear of radiation
ANS: C


TRUE/FALSE

Answer the following in reference to the 2003 HCRA publication Risk in Perception.

1. Natural risks seem less worrisome than human-made risks.

ANS: T

2. The American perception of “It can’t happen to me.” or “It can’t happen here.” changed in 2001.

ANS: T

3. The perception of the severity of a risk escalates with time.

ANS: F




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