Answer Key Cha pt e r Sociology Preview Reading Should Kids Change Their Names? A Look at the pictures Circle the right words Comprehension Questions Extra Practice southern teenager adulthood increase B What you think is the right answer? Check () it Apps Number of people Ethics Friends A decrease in importance C Work with a classmate Try to write three ideas for each box [Answers will vary.] D Add a part from the “First“ box to a part from the “Last” box to make eight words or phrases Write the words and phrases below [Order may vary.] adulthood app store childhood decrease increase social media southern teenager c a c guide being older Reading b Some because b young years Does Wealth Affect Ethics? Comprehension Questions b a c a c Extra Practice ethics tended Reading experiments kindly candy The Age for Marriage Comprehension Questions c a b a c Extra Practice wed common Reading tradition pair Leaders How Social Media is Changing the World Comprehension Questions c a b c a Extra Practice connect products Reading billion influencing app Homes Around the World Comprehension Questions b a b c b Extra Practice Weather instead of Answer Key Big holes strangers Ice houses Cha pt e r Technology Preview A Match two phrases with each type of technology a, g c, f b, h d, e B Match the word with the right definition e d c a b C Talk with a classmate How often does he or she use each type of technology? [Answers will vary.] D Read the clues Then use the words in the box to complete the puzzle Across keyboard jewelry device smartphone 10 access Down headphones layer virtual laser sensor Reading Big Data and You Comprehension Questions b a b c b Extra Practice information helpful Reading patterns programs government The History of the Internet Comprehension Questions b a b c b Extra Practice group join Reading Schools data web 3D Printing Comprehension Questions b a a c a Extra Practice inventions medical Reading object chocolate layers The History of the Smartphone Comprehension Questions c c a b b Extra Practice mixes sell Reading 10 texts commonly schedule Virtual Reality Comprehension Questions a a b b c Extra Practice reality headphones sensors soldiers device Answer Key Cha pt e r Geography Preview A Look at the pictures Write the right words in the blanks eruption, caldera crystals, glaciers western, steam surface, climate B Read the sentences Circle True or False False True False False True C Work with a group of classmates Try to name one place for each of the following [Answers will vary.] D Use the words in the box to complete the puzzle caldera glacier tightly steam eastern tectonic erupt The secret word: climate Reading 11 Climate Change, Sea Change Comprehension Questions b a c c b Extra Practice Weather high water Reading 12 ice mountains usual without salt Is Earth Running Out of Water? Comprehension Questions b a a b b Extra Practice amount concerned Reading 13 liquid wisely solid Glaciers Comprehension Questions b a c b a Extra Practice snow crystals Reading 14 steps different pressed The Yellowstone Caldera Comprehension Questions c b a a b Extra Practice caldera jets Reading 15 erupted wonder liquid The Ring of Fire Comprehension Questions b b a c a Extra Practice erupting made Answer Key explosions earthquake blocks Cha pt e r History Preview A Match the picture with the right word d f h g c b e a Reading 16 Comprehension Questions b c century cannons Reading 17 Extra Practice [Answers will vary.] D Look at each group of words Circle the one that does not belong Why doesn’t it belong? water (not solid) dollar (not a unit of measure) estimate (not an action to take/acquire) researcher (not a ruler/leader) tomb (not something for fighting) a b increased attacks tower The Pig War Comprehension Questions a C Answer these questions Then ask your classmates Are your answers similar? a Extra Practice B Choose the right word a c b a a Castles in Europe c disagree asks for Reading 18 b c Fights leader b don’t want A Great Deal for the US Comprehension Questions b c a c b Extra Practice dollars produce Reading 19 valuable deal discovered The Terracotta Army Comprehension Questions a c b a c Extra Practice Earth tombs Reading 20 Kings Guns buried The Brick Kingdom Comprehension Questions a b a c b Extra Practice kingdom brick population memory death Answer Key Cha pt e r Economics Preview A Which of the following are associated with banks or money? Circle six words or phrases account, crowdfund, fee, loan, minimum wage, tax B Match the parts to make correct sentences When you need money, you can get a loan from a bank or crowdfund online The concept of “free” is a fallacy because someone must always pay A monopoly is bad since customers have no choice for a good or service Under universal healthcare, one doesn’t pay much to see doctors, but taxes are high If minimum wage goes up, employees will be happy; employers will not Reading 21 Comprehension Questions c [Answers will vary.] D Fill in the blanks with words from the box to make common phrases quality market crowdfund fallacy employee taxes account universal loan 10 balance a b c a Extra Practice need items Reading 22 amount make even exist The Minimum Wage Comprehension Questions b c b a c Extra Practice wage employees Reading 23 owners benefit products How Monopolies Affect Economies Comprehension Questions b C Work in groups with your classmates Can you think of examples for all of these ideas related to economics? Share your examples with the class Supply and Demand b a c a Extra Practice full control level Reading 24 Buyers interest items The Job of Banks Comprehension Questions a c c a b Extra Practice account combined Reading 25 loans amount argue The Economic Fallacy of Free Comprehension Questions a b c c a Extra Practice For all really Answer Key Fees excite amount Cha pt e r Literature Preview A Look at the pictures Write the right words profits publish market advertisement copyright religious political journals B Write the right word in each blank poet, weird ban, political freedom, publish protection, copyright Should Books Be Free to Read Online? Reading 26 Comprehension Questions b a c library since millions profit Comprehension Questions c a b business Touchable online made c because of Copyright Laws Reading 28 c Homer Shakespeare Twain Einstein c Extra Practice online The Decline of the Printed Word Reading 27 Comprehension Questions D Read about each writer Then write the right name in each blank b Extra Practice C Work with a classmate Think about authors and literature Write two … [Answers will vary.] a a b a b Extra Practice Copyrights journals protect research encourages Banned Books Reading 29 Comprehension Questions b b b b a Extra Practice unsafe show respect Reading 30 national independence government The Language of Shakespeare Comprehension Questions c b a c c Extra Practice amazing certain language chance weird Answer Key Cha pt e r Space Preview A Check () the right answer one centimeter a spacecraft a telescope Jupiter B Write the right word in each blank Two words will NOT be used solar balloons surface Astronomers magnetic cycle C Work with a classmate Talk together about the questions below [Answers will vary.] D Match the similar words and phrases [Order may vary.] astronaut and explorer force and gravity mechanical person and robot top layer and surface planets and solar system rocket and spacecraft Reading 31 Earth’s Moon Comprehension Questions c c a b c Extra Practice goes around speed Reading 32 found Gravity empty places Our Star, the Sun Comprehension Questions b c c b b Extra Practice gases sunspots Reading 33 planet areas magnetic Living on Mars Comprehension Questions a b c c b Extra Practice Space explorers get along with Reading 34 arrive at situation get ready An Eye on Other Planets Comprehension Questions a c a b a Extra Practice solar system Astronomers Reading 35 planets search telescopes Water Power for Space Travel Comprehension Questions a c b c a Extra Practice distance gas Answer Key Rockets currently degree Cha pt e r People Preview A Look at the picture Choose the right sentence b a b a B What you think is the right answer to the question? Circle the right word Independence In meters Jungle vines Military forces Adulthood Reading 36 How to Succeed in Surfing Comprehension Questions b a c surfer competitions Reading 37 shark positive Comprehension Questions a c b Customs freedom think to wed a c a f b e d c c Extra Practice survived Coming-of-Age Traditions Comprehension Questions D Match the phrases to the right examples c Extra Practice C Work with a classmate Ask the questions below and write his/her answers Then share the answers with the class [Answers will vary.] a Reading 38 c spiritual Twin Studies b c a Extra Practice twins adults Reading 39 exactly diseases separated Wonder, Study, and Learn! Comprehension Questions a c c a c Extra Practice birth Love Reading 40 awe interested end To Make Her Country Free Comprehension Questions a a c b c Extra Practice military lead government freedom voted Answer Key