Chapter 1:
Introduction to Chemistry
Practice Test
1.
Anything that has mass and takes up space is _________.
a.
pressure
b.
volume
c.
weight
d.
matter
Hint
2.
What is the name given to research that is undertaken to solve a specific problem?
a.
technology
b.
pure research
c.
theoretical research
d.
applied research
Hint
3.
A branch of chemistry that is concerned with how and why chemicals interact is ______________.
a.
theoretical chemistry
b.
biochemistry
c.
analytical chemistry
d.
physical chemistry
Hint
4.
What is the name given to a set of controlled observations that test a proposed explanation?
a.
conclusion
b.
hypothesis
c.
experiment
d.
theory
Hint
5.
A chlorofluorocarbon is a chemical that is made of _____________.
a.
chlorine, fluorine, and carbon
b.
carbon and hydrogen
c.
chloron, fluoron, and carbon
d.
carbon and oxygen
Hint
6.
What branch of chemistry is most concerned with the study of carbon compounds?
a.
analytical chemistry
b.
organic chemistry
c.
inorganic chemistry
d.
physical chemistry
Hint
7.
Chemists whose specialty is determining the composition of chemicals work in the field of ________.
a.
organic chemistry
b.
inorganic chemistry
c.
analytical chemistry
d.
physical chemistry
Hint
8.
A ________ can be used to help visualize microscopic structures and events.
a.
theory
b.
variable
c.
hypothesis
d.
model
Hint
9.
A judgment based upon the results of an experiment is a _____________.
a.
variable
b.
conclusion
c.
theory
d.
hypothesis
Hint
10.
Two items that must be worn during any laboratory experiment are ___________.
a.
safety goggles and fire-proof mitts
b.
rubber gloves and a face shield
c.
safety goggles and a lab apron
d.
gloves and a lab apron
Hint
11.
A tentative explanation for a series of observations is a __________.
a.
theory
b.
hypothesis
c.
model
d.
law
Hint
12.
Ozone is found in the _____________________.
a.
troposphere
b.
mesosphere
c.
stratosphere
d.
ionosphere
Hint
13.
Suppose that you experimentally determine the mass of nylon formed as a result of each of several similar chemical processes. What are the measurements of mass called?
a.
independent variables
b.
controls
c.
qualitative data
d.
quantitative data
Hint
14.
What is the measurement of matter whose value depends on the force of gravity?
a.
mass
b.
volume
c.
weight
d.
energy
Hint
15.
The type of data that is descriptive in nature is ___________.
a.
random data
b.
hypothetical data
c.
qualitative data
d.
quantitative data
Hint
16.
The general term for a systematic approach used in scientific study is _______________.
a.
quantitative analysis
b.
the scientific controversy
c.
qualitative analysis
d.
the scientific method
Hint
17.
Chemists who study the chemistry of living organisms work in the field of ______________.
a.
organic chemistry
b.
biochemistry
c.
analytical chemistry
d.
physical chemistry
Hint
18.
Research that is conducted for the sake of increasing fundamental knowledge is __________.
a.
applied research
b.
theoretical research
c.
pure research
d.
technology
Hint
19.
When an explanation has been supported by many experiments, the explanation is a __________.
a.
law
b.
model
c.
theory
d.
hypothesis
Hint
20.
The study of Earth’s atmospheric ozone and the effect of chlorofluorocarbons on ozone is an example of _____________.
a.
basic research
b.
theoretical research
c.
technology
d.
applied research
Hint
