672 Answer Key
Reading Chapter 1
Skill A
0 Australia
1. (B) 2. (C) 3. (C)
4. The passage says that 70% live in cities near the
coast; this leaves 30% of the population.
0 Classical Music
1. (C) 2. (C) 3. (B)
4. A group of four musicians in the classical period
would most likely play chamber music.
0 Chemical Equations
1. (C) 2. (D) 3. (A)
4. will vary
0 Wilderness First Aid
1. (C) 2. (B) 3. (D)
4. something for cuts, medicine for bites/pain, a first
aid book
0 Pottery
1. (C) 2. (D) 3. (C)
4. Grind it into fine powder; Let it dry
Skill B
0 Baseball
1. (C) 2. (A) 3. (A)
4. How baseball is different from most sports
0 Biographies
1. (B) 2. (B) 3. (A)
4. will vary
0 Geology
1. (B) 2. (C) 3. (B)
4. Geology is a young branch of science.
0 Milk
1. (B) 2. (D) 3. (B)
4. (B) How and when milk became an important
food for people.
0 Exposure
1. (C) 2. (B) 3. (D)
4. (A) Why? B only states the topic of the
second paragraph, while A combines the
topics of both paragraphs.
Skill C
0 Learning Vocabulary
1. (A) 2. (D) 3. (C)
4. (B) Why? The word “transportation” is used as an
example of how to use word parts to increase
vocabulary; increasing vocabulary is the main
idea of the reading.
0 Polar Regions
1. (B) 2. (A) 3. (D)
4. (A) Why? Sentence A expresses the main idea of
the paragraph, while sentence B only expresses
one detail.
0 The United Nations
1. (B) 2. (B) 3. (D)
4. The pronouns “him” and “her” give the clue. It
should come after mentioning the secretary.
0 Television
1. (C) 2. (B) 3. (C)
4. (A) Why? Choice A is best because it deals with
information already introduced in the
reading; choice B would disrupt the
coherence of the reading by introducing a
new idea, the Internet.
0 Sunlight
1. (A) 2. (B) 3. (B)
4. (A) Why? Choice A could be removed because it
does not give us information about the parts
of sunlight, which is the main topic of the
reading. Choice B does give information
about one part of sunlight.
Answer Key 673
Review A-C
Vocabulary Review
1. (D) 2. (B) 3. (A)
4. (A) 5. (D) 6. (C)
7. (A) 8. (D) 9. (A)
10. (C) 11. (B) 12. (B)
13. (D) 14. (A) 15. (C)
16. real 17. centuries 18. modern
19. diary 20. survive 21. out
22. up 23. up 24. in
25. out
Skill Review
0 Pueblo Silver Works
1. (C) 2. (C) 3. (B)
4. (D) 5. (C) 6. (B)
0 Oaks
1. (C) 2. (B) 3. (A)
4. (B) 5. (A) 6. (B)
Skill D
0 Oral Reports
1. (C) 2. (D) 3. (B)
4. others = (not important) points, it = the report,
them = a small group of friends, their = the friends’
0 Air Movement
1. (B) 2. (B) 3. (D)
4. Air is heated when it touches the warm earth.
0 Territories
1. (C) 2. (C) 3. (A)
4. they = people living in territories
0 Ten-Speed Bikes
1. (D) 2. (D) 3. (C)
4. one = a control, you = riders/someone, it = the bike
0 Dogs
1. (B) 2. (B) 3. (B)
4. they = people; them = dogs; they = people;
They = people; they = dogs; They = people;
They = people; them = dogs
Skill E
0 Rome
1. (B) 2. (B) 3. (A)
4. legend, myth, true or not, know
0 Guitars
1. (C) 2. (D) 3. (D)
4. will vary
0 Scientific Method
1. (A) 2. (A) 3. (C)
4. educated guess, learned, past experience
0 Humidity
1. (B) 2. (C) 3. (D)
4. During the night because the air becomes cooler
at night and can’t hold as much humidity.
0 Flamenco
1. (A) 2. (C) 3. (D)
4. major, intense, passionate, deep emotions,
express, enjoy
Skill F
0 Literature
1. (A), (C), (E)
2. (D) 3. (A)
4. sentences 1, 3, 4, and 7
0 Vitamins
1. Vitamin A --- (B), (C); Vitamin D --- (D), (E)
2. (B) 3. (C)
4. sentences 8 and 11
674 Answer Key
0 Crime
1. Felony --- (B), (C), (F); Misdemeanor --- (A), (D), (E)
2. (C) 3. (C)
4. fine
0 Geology
1. Physical --- (B) Oceanography --- (E)
Historical --- (D) Economic --- (F)
2. (A) 3. (C)
4. paragraph 1, sentences 3 and 5; paragraph 2,
sentences 3 and 4
0 Hide Preparation
1. (C), (D), (E)
Skill Review
0 Fiction
1. (B) 2. (A) 3. (A)
4. (D) 5. (C) 6. (B)
7. (D) 8. (C) 9. (D)
10. (A), (C), (F)
0 Machines
1. (B) 2. (C) 3. (D)
4. (D) 5. (B) 6. (D)
7. (D) 8. (B) 9. (C)
10. Levers --- (A), (B), (F), (I);
Inclined planes --- (C), (D), (G)
2. (A) 3. (B)
4. will vary
Review A-F
Vocabulary Review
1. (C) 2. (A) 3. (B)
4. (B) 5. (C) 6. (A)
7. (D) 8. (B) 9. (A)
10. (A) 11. (C) 12. (D)
13. (C) 14. (C) 15. (B)
16. major 17. intense 18. emotion
19. express 20. ancient 21. (S)
22. (O) 23. (S) 24. (S)
25. (O)
Answer Key 675
Chapter 2
Skill A
0 Soccer
1. (C) 2. (C) 3. (D)
4. (D) 5. (B)
6. (A), (E), (F)
0 Rain
1. (B) 2. (C) 3. (B)
4. (A) 5. (B)
6. Method 1 --- (B), (D), (E); Method 2 --- (C), (F), (H)
0 Herbs and Spices
1. (C) 2. (D) 3. (A)
4. (C) 5. (C) 6. (D)
Skill B
0 The Earth
0 Clouds
1. (D) 2. (C) 3. (A)
4. (B) 5. (C)
6. Cumulus --- (E), (C); Stratus --- (B), (D);
Cirrus --- (F), (H)
0 Space Bodies
1. (D) 2. (D) 3. (C)
4. (C) 5. (B)
6. (C), (D), (E)
Review A-C
Vocabulary Review
1. (B) 2. (D) 3. (B)
4. (C) 5. (B) 6. (A)
7. (C) 8. (B) 9. (A)
10. (C) 11. (A) 12. (C)
13. (D) 14. (A) 15. (A)
1. (A) 2. (A) 3. (B) 16. (C) 17. (B) 18. (D)
4. (C) 5. (D) 6. (D) 19. (A) 20. (D) 21. (B)
22. (B) 23. (C) 24. (A)
0 Scientific Notation
1. (A) 2. (C) 3. (A)
4. (C) 5. (C)
6. Scientific Notation --- (C), (E), (F);
Floating Point Notation --- (A), (B), (G)
0 Elizabethan Theater
1. (D) 2. (B) 3. (C)
4. (C) 5. (C)
6. (B), (C), (E)
Skill C
0 Breathing
1. (B) 2. (C) 3. (A)
4. (C) 5. (A)
6. (A), (B), (E)
25. (A) 26. (C) 27. (B)
28. (B) 29. (A) 30. (C)
31. among 32. base 33. altitude
34. distance 35. goal 36. breathe
37. towers 38. frozen 39. period
40. after a while 41. absorb 42. shallow
43. opponent 44. satellite 45. equation
46. (O) 47. (S) 48. (O)
49. (S) 50. (O)
Skill Review
0 Map Legends
1. (D) 2. (C) 3. (B)
4. (C) 5. (C) 6. (D)
7. (B) 8. (D) 9. (C)
10. (B), (D), (F)
676 Answer Key
1. (B) 2. (C) 3. (A) 1. (B) 2. (B) 3. (B)
4. (D) 5. (A) 4. (C) 5. (A) 6. (C)
6. (B), (E), (F) 7. (B) 8. (B) 9. (A)
10. (D) 11. (C) 12. (B)
13. (A) 14. (D) 15. (D)
1. (C) 2. (B) 3. (B) 40. smash 41. stringed 42. series
4. (C) 5. (A) 6. (C) 43. conjunction 44. reform 45. course
46. (D) 47. (E) 48. (B)
0 Comets, Asteroids, and Meteors
1. (B) 2. (A) 3. (D)
4. (C) 5. (A) 6. (A)
7. (D) 8. (A) 9. (D)
10. Comets --- (E); Asteroids --- (A), (G);
Meteors --- (D), (F)
Skill D
0 History Makers
1. (A) 2. (D) 3. (C)
4. (B) 5. (C) 6. (A)
0 Poetry
1. (C) 2. (A) 3. (C)
4. (A) 5. (D)
6. Lyric --- (F), (G), (I); Narrative --- (B), (H);
Dramatic --- (A), (E)
0 Tides
Skill F
0 Evaluating Sources
1. (D) 2. (C) 3. (A)
4. (C) 5. (A)
6. Primary --- (B), (C); Secondary --- (A), (F)
0 Succession
1. (C) 2. (D) 3. (C)
4. (C) 5. (C)
6. (B), (C), (E)
0 The Renaissance
1. (A) 2. (C) 3. (B)
4. (A) 5. (A)
6. (B), (E), (F)
Review A-F
Vocabulary Review
Skill E
0 Tennis
16. (B) 17. (C) 18. (A)
19. (D) 20. (B) 21. (D)
22. (A) 23. (C) 24. (B)
1. (A) 2. (C) 3. (A) 25. (B) 26. (D) 27. (A)
4. (A) 5. (B) 28. (B) 29. (D) 30. (A)
6. (B), (D), (E) 31. event 32. planet 33. take part
34. contests 35. talent 36. victory
0 Glaciers
37. predominantly 38. rackets 39. loft
0 Vikings 49. (A) 50. (C)
1. (C) 2. (B) 3. (C)
4. (D) 5. (C)
6. Work --- (B), (F), (G); Celebration --- (A), (D)
Answer Key 677
Skill Review
0 Wild Pigs
1. (B) 2. (C) 3. (C)
4. (A) 5. (C) 6. (D)
7. (D) 8. (A) 9. (D)
10. (B) 11. (B)
12. (E), (A), (F)
0 Constellations
1. (A) 2. (D) 3. (B)
4. (D) 5. (D) 6. (B)
7. (B) 8. (A) 9. (C)
10. (C) 11. (D)
12. (C), (D), (A)
678 Answer Key
Chapter 3
Focus A
Guided Practice
01 Hide Preparation
1. (C) 2. (D) 3. (E)
02 Succession
1. (F) 2. (B) 3. (E)
03 Constellations
1. (B) 2. (C) 3. (A)
Summary
01 Literature
Sample response:
1. Through literature, we can learn about the
world in three main ways.
2. First, we learn about people by reading the
experiences of the author.
3. Second, we learn about history when we
read stories written in the past.
4. Last, the writing itself can teach us about the
language we use.
02 The Renaissance
Sample response:
1. The Renaissance was a period of remarkable
change.
2. People’s major concern shifted from God to
humans.
3. Art, philosophy, and education emphasized
the achievements of people.
4. People stopped living for a future life and
started living for their present one.
03 Oaks
Sample response:
1. For a long time, oaks have been important
trees to people.
2. Oaks can grow very old and very large, and
their acorns may have been an early human
food.
3. Oaks were so important in the past for
construction that people made myths about
them and even worshipped them.
4. Even nowadays, oak is an important resource
for fuel and carpentry.
Focus B
Guided Practice
01 Geology
Suggested answer:
This passage describes the different branches of
geology. The first of these branches of geology
looks at the rocks and land inside the Earth. On
the other hand, physical oceanography looks at
the oceans and the rocks beneath them. Next, the
passage describes historical geology, which may
involve the study of fossils, and economic geology,
which deals with the search for minerals and fuels.
02 Evaluating Sources
Suggested answer:
This passage explains how to evaluate different
sources of information. First, we should consider
if the source is a primary source, which means the
writer gives first-hand information, or if the source
is a secondary source, which means the writer gives
second-hand information. Another point to consider
is whether the source is presenting facts or opinions.
Finally, we should look at when the source was
written, as older sources may have outdated
information.
03 Machines
Suggested answers:
This passage explains three examples of simple
machines: levers, pulleys, and wheels and axles.
Simple machines like these are useful because
they can multiply the force applied to them and
they can change the direction of that force.
Levers are used to lift and push. Pulleys are used
to lift heavy objects. Wheels and axles are used to
turn large wheels.
Summary
01 Vitamins
Sample response:
This passage examines some facts and myths
about vitamins and health. It first mentions the
belief that taking Vitamin C can cure a cold is not
true. Next, it states that being careful about taking
Vitamin D is a good idea because too much can
cause health damage. Finally, the passage warns
against the belief that people should take a lot of
Vitamin A; in fact, too much Vitamin A can also
cause health problems.
02 The Earth
Sample response:
This passage describes different ways that the age
of the Earth has been calculated. It first tells
about an older technique that calculated age
based on the idea that lower layers of rock are
older than higher layers. Another, more accurate,
technique mentioned in the passage is measuring
the radioactive particles from rocks. By using this
second method, scientists have concluded that
the Earth is about 4.5 billion years old.
03 Silver Work
Sample response:
This passage discusses the silver works of three
different First Nations. It first explains about the
Navajo people. They learned how to silver work from
Mexicans and later added turquoise to their silver
jewelry. Next, it describes how the Zuni people
learned silver working from the Navajo. Eventually,
turquoise became more important than silver in
Zuni pieces. Finally, the passage describes Hopi sil-
ver works. They first learned this craft from the
Zuni and later formed a silver works guild with
soldiers from World War II.
679
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