How can the reader tell that the first paragraph is an introduction that describes
the problem in the article?
A. It is set in italic.
B. It has a highlighted word.
C. It does not contain quotations.
D. It is shorter than other paragraphs.

2 What is the purpose of the blue square on the
moon in the photograph on page 436?
F. to show how large the moon is
G. to show a spot most like Earth’s surface
H. to indicate the location of the close-up
photograph
I. to highlight the craters on the surface
of the moon

3 The phrase monitoring fuel consumption
means watching
A. how hot the fuel burns.
B. how fast the fuel is being used.
C. how fast the fuel is being added.
D. how much fuel is being conserved.

4 How do the subheadings “Almost Empty”
and “Frozen Slug” relate to the text that
follows them?
F. They are direct quotations from
the astronauts.
G. They tell the major problems
the astronauts encountered.
H. They describe the mood at Mission
Control and on the lunar module.
I. They summarize everything that
happened during the Apollo 11 mission.

5 The quotations that the author uses before the
lunar module lands contribute to the tone of
the article by highlighting the
A. confidence of Mission Control.
B. nervousness of the engineers.
C. thoughts of the astronauts.
D. training of the astronauts.

Comprehension