1. Lesson 8: Homeostasis Conclusion DO NOW: (5 minutes) 1.Go to your lab tables and together define the following words on your whiteboards Homeo- Stasis- HOMEWORK: 1. Make sure ALL homeostasis lab questions are answered and you have a graph. 2. Review vocabulary and lab for a quiz on Thursday CLASS ACTIVITIES: 1.Complete Conclusion questions 2.Answer questions on white boards 3.Short presentations on results 4.Closure ENRICHMENT: Reread notes on page 16-22 Quiz a partner on vocab on these pages Write ten possible lab quiz questions Latin Root Word Activity

2. Latin Root Words Homeo- Alike or similar Stasis- At a standstill, not changed

3. What are Examples of Homeostasis? 1.Heart rate increases during exercise 2.Heart rate decreases after exercise 3.Eyes change when you turn the lights on/off 4.Shivering in the cold 5.Sweating in the heat 6.Dogs panting in the heat

4. Class Playlist 1.Answer the following questions on your whiteboard: Experimental Question Independent Variable Dependent Variable What did the results show? How does this relate to homeostasis? 2.Complete post lab analysis questions 3.Present data to class using whiteboards

5. Three Types of Experimental Error 1.Not enough data 2.Not accurate equipment 3.Unintended variables ***Don’t just write “student error!”*** Choose one of these categories and describe your experimental errors

6. Closure Give one example of each type of experimental error

7. Closure Give one example of each type of experimental error Possible answer: – Not enough data (only one data point for exercise and one data point for resting) – Not accurate equipment (inaccurate heart rate measurements) – Unintended variables (change in temperature in the room)