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1、 Learning AZ All rights reserved.www.readinga-Quick CheckLEVELInstructions:Read each question carefully and choose the best answer.Name Date Quick Check continued on following pageZ Z1.When something is immersed,it is.A combined with other substances and burned to make smokeB placed into a fluid or
2、substance that surrounds it completelyC mixed with helium to help make it floatD covered completely with paper or with cloth to create a seal2.What is the authors purpose for writing this book?A to persuade the reader that traveling by hot-air balloon is not as dangerous as it used to be and should
3、be a major mode of transportationB to inform and entertain the reader with comical stories about the first hot-air balloon flightsC to persuade the reader that the work of Jacques Charles was more advanced than the work of the Montgolfier brothersD to inform the reader about the Montgolfier brothers
4、 work and impact on the history of air travelThe Balloon Brothers Learning AZ All rights reserved.www.readinga-Quick Check(continued)LEVELName Date Quick Check continued on following pageZ ZThe Balloon Brothers3.Why were animals the first hot-air balloon passengers instead of humans?A King Louis req
5、uested that the animals be used instead of humans.B The Montgolfier brothers thought it would be comical and draw more people to watch.C The dangers of flight were still unknown.D They could not find any humans to volunteer to be passengers.4.Which of the following events occurred in 1937?A A German
6、 airship called the Hindenburg caught fire and crashed.B For the first time,lighter-than-air crafts were equipped with propellers.C The element helium was discovered and used in balloons.D The Montgolfier brothers discovered that using“Montgolfier gas”was an effective way to make a balloon float.5.W
7、hich of the following means curious or very interested?A engulfedB inflammableC intriguedD submerge Learning AZ All rights reserved.www.readinga-Quick Check(continued)LEVELName Date Quick Check continued on following pageZ Z7.Why was Joseph Montgolfiers first attempt to float paper spheres with hydr
8、ogen gas unsuccessful?A The hydrogen was too flammable and caught the paper on fire.B He could not find a reliable source of hydrogen to use for his experiments and did not have enough to make the spheres float.C The hydrogen atoms were so small that they passed through the paper.D The hydrogen prod
9、uced too much foul-smelling smoke.8.Why is helium a much better gas for balloons than hydrogen?A It does not catch fire or explode.B It is much less expensive.C It allows the balloons to fly higher.D It is lighter than hydrogen.The Balloon Brothers6.What is the main idea of the section“Constructing
10、Smoke-Powered Balloons”?A The English chemist Henry Cavendish identified hydrogen as an element.B The Montgolfier brothers began burning different combustible materials to identify ones that produced a lot of smoke.C The Montgolfier brothers gained favor with the king and were given government fundi
11、ng.D Without really understanding how hot-air balloons worked,the Montgolfier brothers were still successful enough with their early designs to attract attention.Learning AZ All rights reserved.www.readinga-Quick Check(continued)LEVELName Date Z Z10.Why did the people in the village of Gonesse attac
12、k Charless balloon when it landed?A The Montgolfier brothers paid them to destroy the balloon.B King Louis asked them to destroy it because he preferred the work of the Montgolfier brothers.C They were terrified and thought it was a strange monster from the sky.D The villagers did not like Charles a
13、nd did not want him to continue making balloons.11.Extended Response:What is the legacy of lighter-than-air flight after the initial hot-air balloon flights?12.Extended Response:In what ways do you think rivalry helped advance the evolution of aircraft?Use specific examples from the text.9.A physici
14、st named Jacques Charles proposed building a hydrogen balloon.What is a physicist?A a scientist who studies items that are easily able to catch fire and burnB a scientist who studies the nature and properties of energy and matterC a scientist who studies wingless aircraft capable of powered flightD
15、a scientist who studies chemical elements and how chemicals interactThe Balloon Brothers Learning AZ All rights reserved.www.readinga-Quick Check Answer SheetLEVELMain Comprehension Skill:Cause and EffectZ ZThe Balloon Brothers 1.B Vocabulary 2.D Authors Purpose 3.C Cause and Effect 4.A Sequence Eve
16、nts 5.C Vocabulary 6.D Main Idea and Details 7.C Cause and Effect 8.A Main Idea and Details 9.B Vocabulary 10.C Cause and Effect 11.Answers should include the following:People continued to experiment with air travel despite the risks.By the 1800s,lighter-than-air vehicles had rudders and motorized p
17、ropellers,so they were more controllable.By the 1930s,huge airships were flying passengers across the Atlantic Ocean.After the crash of the Hindenburg,however,airships were no longer used for large numbers of passengers.Today,airships are used mostly for advertising,and many people continue to enjoy
18、 hot-air balloons.12.Answers will vary but should include the idea that with competition and rivalry,inventors are always looking to improve their experiments and always coming up with new ideas.For example,even though the Montgolfier brothers gave up on using hydrogen to float their balloons,Charles continued his experimentation with hydrogen,which ultimately led to the birth of airships.