2. Your finger will get more wrinkly (take in more water) if soaked in sugar water than freshwater.  False  Sugar water is hypertonic.  The cell loses water and shrinks.  Freshwater is hypotonic.  The cell gains water and bursts.

3. A plant cell will lose more mass (lose more water) if placed in sugar water versus saltwater.  False  Both solutions are hypertonic.  The cell loses water and shrinks.  BUT…doing some fancy chemistry tells us that saltwater is more hypertonic than sugar water.

4. If you take a goldfish and put it in a saltwater aquarium, it will swell up (take in more water).  False  Freshwater is a hypotonic solution.  The cell gains water and bursts.  Saltwater is a hypertonic solution.  The cell loses water and shrinks.  What if you put a saltwater fish into a freshwater aquarium?

5. Engage https://www.youtube.com/watch?v=EKG5AgEjawQ

6. Explore 1.In groups of at least 4, complete the Contraction Action Manipulative. 2.In your notebook draw the feedback loop you just participated in. 3.Compare and contrast this feedback loop to the Cupples activity. End

7. Elaborate 1.The Reader will read your assigned feedback scenario to the group. 2.The Artist will draw the feedback loop for your scenario on the poster. 3.The Presenter will present your feedback scenario to the class. End

8. Exit Quiz End