Lesson 63 1/8/18 SWBAT identify and model positive and negative feedback loops. Do Now: What is the difference between a positive and a negative feedback.

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Lesson 63 1/8/18 SWBAT identify and model positive and negative feedback loops. Do Now: What is the difference between a positive and a negative feedback loop?

Share Out HW

Video https://ed.ted.com/lessons/feedback-loops-how- nature-gets-its-rhythms-anje-margriet-neutel Answer questions as you watch the video

Is this a positive or negative feedback loop?

Positive vs. Negative Feedback Loops

Directions: For your assigned problem Identify the key parts and draw a model Label the feedback loop as positive or negative Identify what would need to be taken away in order to stabilize it OR what would need to be added to make it unstable

Present Your Problem ~5 min/group As groups are presenting be sure to take notes to complete your worksheet!

Homework Research an example of a positive and negative feedback loop.