Stander+1+Notes

=2. Ergonomics=

*A. A system is an organized way to achieve a goal.
***B. A system includes 4 parts:**

1.Input

2.output

3.Process

4.Feedback

a. All systems have trade-offs

 * 1) ==**Intended outcome +**==
 * 2) Unintended outcome -

5. The difference between Science and Technology

 * A.Science focuses on the natural world
 * B. Technology focuses on the correct use of tools. Making life easier, and more fun.

6 Technology also includes inventions and innovation

 * A. Invention: a new product
 * B. Innovation: improving an exiting products

7. Technology should use resources efficiently

 * ==A. The 4R's:==
 * 1. Reduce
 * 2. Reuse
 * 3.Renew
 * 4.Recycle

8. The history of technology

 * A. Agricultural Age: up to the 1700s- people used wooden plows
 * B. Industrial Age: people had factories and steam engines
 * C. Information Age: 1950s to now- people using computers
 * 1) Made the sharing of information faster and more organized
 * 2) Sharing information has made invention and innovation happen faster

9. Current Technology

 * ==A. Pig-ital Electronics==
 * 1) Uses a binary code-0 and 1 to program computers
 * 2) Allows us to move a ton of information at one time

10. Resources we use in technology

 * A. Natural Resources: not man made
 * B. Synthetic Resources: Man-made