... group
–
ACT SCIENCEREASONINGTEST PRACTICE
–
264
Overview: About the ACTScienceReasoning Test
The most important thing you should know about this test is that it is not a science test, but ... similar.
■
Think of a quick summary for a passage or for data.
■
Practice, and practice, and practice some more.
–
ACT SCIENCEREASONINGTEST PRACTICE
–
282
D
ATA
R
EPRESENTATION
Graphics are a concise and organized ... schedule were
–
ACT SCIENCEREASONINGTEST PRACTICE
–
259
Pretest
As you did with the reading, English, and math sections, take the following pretest before you begin the Sci-
ence Reasoning lessons...
... 1991).
Websites
www .act. org— The official ACT site.
www.testprep.compracticehdr.shtml—Provides practice tests for the ACT exam.
www.powerprep.com—Provides strategies, tutoring, software, diagnostic and online practice ... from the nucleation centers.
– ACTSCIENCEREASONINGTESTPRACTICE
306
Getting into the ACT: Official Guide to the ACT Assessment (New York: HBJ, 1997).
Kaplan ACT 2000 with CD-ROM (New York: ... opposite poles of the cell.
Spontaneous reaction—A reaction that does not require an external source of energy to proceed.
– ACTSCIENCEREASONINGTESTPRACTICE
325
64. h. Choices h and j are tough,...
... passage, the first practical transformer was developed in:
A. 1820.
B. 1831.
C. 1881.
D. 1900.
ACT PracticeTest 4
READING
Passage XIII
HUMANITIES: The following passage is
excerpted from A Short History ... molecules. To detect biological
activity, Martian soil samples were treated
with various nutrients that would produce
characteristic by-products if life forms were [30]
active in the soil. The results ... and boulders. The view resembled
nothing so much as a flat section of desert—
in fact, the winning entry in a contest at
J.P.L. for the photograph most accurately [15]
predicting what Mars would...
... their
mother tongue from a foreign language,
sucking more vigorously when they hear it [15]
ACT PracticeTest 1
READING
Passage I
PROSE FICTION: This passage is an adapted
excerpt from Willa Cather’s ... original
utterances.
But recent studies suggest there is [90]
much more to the story—that children
actively seek out abstract grammatical
rules. In one clever experiment, researchers
led by New York University ... deciding upon a course of
action.
H. doing as she pleases without permission from her father or governess.
J. abiding by strict rules governing her behavior.
Passage III
SOCIAL SCIENCE: The following...
... included the jaguar stories of three
ranchers (lines 34-67) in order to:
ACT PracticeTest 2
READING
Passage V
SOCIAL SCIENCE: The following passage is
excerpted from a popular journal of archeology.
About ... anonymi-
ty, the greatest names, such as Leonardo da
Vinci, Hans Holbein, Albrecht Durer, and [75]
Benvenuto Cellini, were found quite matter-
of-factly among those of designers and
manufacturers of arms.
... had more impact than stereotypes about the same ability in
African Americans.
J. For many African Americans, an awareness of negative stereotypes about
intellectual ability can impair test performance.
a...
... pho-
tography and that they have made their
greatest contribution in this field. One rea-
son for this is not difficult to ascertain. As [5]
ACT PracticeTest 3
READING
Passage IX
HUMANITIES: The passage ... the mother of six children, she
adopted several more and still found time to
be active in social causes and literary activi- [25]
ties. After the Camerons settled in England
in 1848 at Freshwater ... numerous activities and
taking care of her large family, Mrs.
Cameron might have been remembered as
still another rather remarkable and colorful [35]
Victorian lady had it not been for the fact
that,...
... At one time it was common
practice for abalone fishermen to chop starfish into
pieces and throw them back into the ocean. What was
the most probable result of this practice?
F. The starfish population ... would
yield the most useful data concerning the reaction
conditions that favor each product?
A. Varying the concentration of the solutions
B. Testing with pH levels of 7.0
C. Heating the solutions ... suggested that Product B may react to form other,
more readily dissolved compounds in the presence of
certain ions. Such a hypothesis is best supported by the
fact that:
F. Product A forms at...
... 1
Surface earthquakes occur when rock in the Earth’s
crust fractures to relieve stress. However, below 50 km,
rock is under too much pressure to fracture normally.
Deep-focus earthquakes are caused by ... phase change is thought to occur at
400 km, and indeed, earthquake activity at this level is
negligible. Between 400 and 680 km, activity once again
increases. Although seismologists initially believed ... Deep-earthquake activity does not occur below 400
km.
B. Fluid allows tectonic plates to slip past one
another.
C. Water can penetrate mantle rock.
D. Rock below 50 km will not fracture normally.
8....