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Check your knowledge! Take our fun quiz for the beginner Flight Without Wings Section of the History Chapter of our textbook! Follow the instructions and then click on the "Check it!" button for each question.

Advanced Activities: Balloonists

1.	During Greek times a great mathematician, Archimedes discovered the principle of buoyancy. (Check the correct answer.)
	True False

2.	Archimedes had little influence over the progress of true flight. (Check the correct answer.)
	True False

3.	Men used Archimedes's principle to help them make the hot-air balloon. (Check the correct answer.)
	True False

4.	Roger Bacon made a flying machine that was a _______ shape. (Check the correct answer.)
	square balloon triangle

5.	He wrote about his invention in the book The Wonderful Power Of Art And Nature in 1250, but it wasn't published until ________. (Check the correct answer.)
	1342 1442 1542

6.	In _________ John Wilkins, a member of the Royal Society of London, was able to bring forth the scientific principles of Roger Bacon. (Check the correct answer.)
	1548 1648 1748

7.	The ___________ brothers made the first manned lighter-than-air flight. (Check the correct answer.)
	Parcheezi Montgolfier Wright

8.	Practical air travel began with balloons. (Check the correct answer.)
	True False

9.	The first controllable airship that could be steered back to its starting point regardless of the wind was built by Charles Renard and A.C. Krebs in ________. (Check the correct answer.)
	1784 1804 1884

10.	_________ years later a German man, Zeppelin used an engine to fly balloons. (Check the correct answer.)
	30 50 70

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