1. DO NOW November 26, 2012

2. 1. Particles with more energy move __________ than particles with less energy. A)slower and farther apart B)faster and farther apart C)slower and closer together D)faster and closer together. 2. Gases can be __________. A)boiled B)destroyed C)expanded and compressed D)expanded but not compressed 3. What causes surface tension? A)particles of a liquid pulling along the surface B)particles of gas pushing down on a liquid C)particles of a liquid pushing up on the surface D)particles of a liquid pushing on the sides of a container 4. _______ describes how closely individual measurements agree with each other. A)Accuracy B)Quality C)Precision D)Rounding

3. TERMINOLOGY 1.Phase change 2.Exothermic 3.Endothermic 4.Vaporization 5.Evaporation 6.condensation A.Takes place at the surface of a liquid. B.System absorbs energy from its surroundings C.The reversible physical change that occurs when a substance changes from one state of matter to another. D.The phase change in which a substance changes from a gas or vapor to a liquid. E.System releases energy to its surroundings. F.The phase change in which a substance changes from a liquid into a gas.

4. Syllabus for the week Study Island Assignments due today Nov.26 Lab Activity on Mon. Nov. 26 Vocabulary Quiz on Wed. Nov. 28 Lab Activity on Wed. Nov. 28 Test on Thurs. Nov. 29 Vocabulary Quiz on Fri. Nov. 30 Lab Activity on Fri. Nov. 30

5.  Laboratory Activity How to Blow up a Balloon With Baking Soda and Vinegar –Materials needed  One small empty plastic soda or water bottle  1/2 cup of vinegar  Small balloon  Baking soda  Funnel or piece of paper

6. Instructions 1. Place a 16.9 oz. empty, clean plastic bottle without the lid on a flat surface. Spoon in two tablespoons of vinegar into the bottle. 2. Take a balloon that has never been blown up and open the mouth of it by using the first two fingers of each hand. Place your fingers inside the balloon and stretch it open. 3. Instruct a friend to spoon in one teaspoon of baking soda into the balloon using the teaspoon. Do not use the same spoon as you used with the vinegar. 4. Stretch the mouth of the balloon over the mouth of the bottle with the vinegar. Try not to spill any of the baking soda as you attach the balloon. 5. Make sure all the baking soda is transferred from the balloon to the bottle by maneuvering the balloon to get it all out. 6.Watch what happens to the inside of the bottle. Watch the balloon as it expands and cover your ears as it pops. 7. Write down your observations.

7. Exit Ticket/Published Report Your document to be turned in should include a title page with the name of the experiment, the date, class period, and the members in your group. Report should include a 5 sentence introduction. The body should include materials used, the procedure and the results. Conclusion should include a 5 sentence summary of the entire experimental experience. (Any hypotheses or questions you may have answered)