4/21/17

1

Unit  9  VocabularyRemember,  the  images  included  are  

suggestions,  not  requirements!  It’s  great  to  be  creative  and  use  those  minds  to  

come  up  with  your  own!

4/21/17

2

Feedback  loop-­‐a  path  that  begins  with  recognition  of  a  change  followed  by  modification  to  correct  the  change

4/21/17

3

4/21/17

4

4/21/17

5