1. What we did in class today: Monday October 8, 2012 Reviewed how to write a Science PACE 8 problem. Problem is due Wed 10/10/12 Reviewed Energy Conversion Lab Stations.

2. PACE You’ll create a testable problem or question about a scientific problem that interests you. You’ll research the topic, create a hypothesis and design an experiment to test that problem. You’ll perform the experiment, running multiple trials and collect data. You’ll graph your data and write a final lab report.

3. Safe and Doable Experiments Parent permission Teacher approval of experimental procedure No changes made to experiment without teacher and parent permission Time limits kept in mind

4. Problem/Question Can be worked on at home Clearly stated Testable Only 1 variable is tested Addresses approved topic

5. Rubric Components Possible Points Points Earned Problem:  Independent variable written first.  Dependent variable written second.  Problem is clear and concise and written in the form of a question. o What is the relationship between _____ and ____? o How does _______ affect _________?  It begins with a capital letter and ends with a question mark. 15 Independent Variable The variable being tested/changed in the experiment. Dependent Variable The variable being measured in the experiment. Problem/Question? mass size velocity (m/s) time to fall (s) How does mass affect velocity(m/s)? What is the relationship between the size of an object and the time to fall(s)? Sample Problems/Questions: Science PACE 8 Problem/Question

6. What is happening with the glow sticks? http://www.google.com/imgres?num=10&hl=en&biw=1280&bih=577&tbm=isch&tbnid=SqyXmOeGKJcTJ M:&imgrefurl=http://pinterest.com/becca125/science- rocks/&docid=NJvNaE7XyRF_NM&imgurl=http://media- cache0.pinterest.com/upload/287808232407289440_pfFT2cC2_b.jpg&w=192&h=180&ei=eE1yUODNFeKY iALGuoCgCw&zoom=1&iact=rc&dur=707&sig=111692899884194127213&page=1&tbnh=144&tbnw=153& start=0&ndsp=10&ved=1t:429,r:1,s:0,i:79&tx=122&ty=85

7. What happened with the vinegar & baking soda vs. the calcium chloride & water? Middleschoolscience.com