Educ373 Indicator Activity #3

503 views
395 views

Published on

0 Comments
0 Likes
Statistics
Notes
  • Be the first to comment

  • Be the first to like this

No Downloads
Views
Total views
503
On SlideShare
0
From Embeds
0
Number of Embeds
1
Actions
Shares
0
Downloads
1
Comments
0
Likes
0
Embeds 0
No embeds

No notes for slide

Educ373 Indicator Activity #3

  1. 1. The Bicycle as a System<br />Lauren Banks<br />Education 373<br />28 October 2009<br />
  2. 2. Science Standard 7:Common Themes<br />Standard 6.7.1 – Describe that a system, such as the human body, is composed of subsystems.<br />Link to Standard: http://dc.doe.in.gov/Standards/AcademicStandards/StandardSearch.aspx<br />Link to Activity:<br />http://www.sciencenetlinks.com/lessons.php?DocID=12<br />
  3. 3. Definitions<br />System – is a set of entities, real or abstract, where each entity interacts with, or is related to, at least one other entity. <br />Subsystem – a set of elements, which is a system itself, and a part of the whole system. <br />
  4. 4. QUESTIONS TO THINK ABOUT!<br />What is your experience with bicycles?<br />What do you know about bicycles?<br />What do you know about the way they work?<br />Click the link below to read about one of the earliest bicycles, how it worked, and the design changes that improved its use.<br />BICYCLE ARTICLE<br />
  5. 5. ARTICLE REVIEW QUESTIONS<br />How do early bicycles differ from bicycles made today? <br />What accounted for the popularity of bicycles when they were first invented in the late 1800s?<br />What accounts for the popularity of bicycles today? <br />Identify the various parts of the bicycle. <br />Describe some of the properties of these parts. <br />What is the purpose of a bicycle system?<br />
  6. 6. Choose a Bicycle Subsystem to Research & Explore<br /> The Wheel <br />Drivers & Gears <br />Frames & Materials <br />Brakes & Steering <br />Aerodynamics <br />Human Power <br />
  7. 7. #1<br /> Describe the subsystem that you or your group researched. What is its main function within the bicycle system?<br />
  8. 8. How does the subsystem affect the bicycle’s speed, safety, comfort, and durability?<br />#2<br />
  9. 9. Can your subsystem carry out the job of the whole bicycle? Why or why not?<br />#3<br />
  10. 10. Is it useful to think of a bicycle as a system? Justify your answer.<br />#4<br />
  11. 11. How does learning about bicycle systems & their subsystems help you understand the way a human body works? <br />#5<br />
  12. 12. Type your answers for questions # 1-5 on the PBWiki page.<br />

×