1. Calendar Fri., 2/13/15 Topic: Storm Water Pollution Density Homework: None To Do Sit down & do your calendar. Put your backpack on the back of your chair. Get out your comp book and pencil Your work today will go on a piece of notebook paper. Get out Calendar Pencil Comp book Notebook paper FYI Newton’s Laws essays can be turned in until the end of the quarter for 50%.

2. Calendar Fri., 2/13/15 Topic: Storm Water Pollution Density Homework: None To Do Sit down & do your calendar. Put your backpack on the back of your chair. Get out your comp book and pencil Your work today will go on a piece of notebook paper. Get out Calendar Pencil Comp book Notebook paper FYI Newton’s Laws essays can be turned in until the end of the quarter for 50%. Science Fair projects can be turned in TODAY for 60%. After that, it goes to 50% & stays there until the end of the quarter.

3. Storm Water Pollution Density 1.Calculate the density of A. Valvoline Motor Oil B. Mesa, AZ Rainwater C. Dobson Ranch Lake Mud 2.Write a short article that will be submitted to the Dobson Ranch Round-Up (neighborhood newspaper). Your article should say (5 sentences or more): A. What storm drains are & where they go B. The densities of motor oil, rainwater, and mud C. BASED ON DENSITY, how motor oil, rainwater, and mud will interact in the storm drain (Think about the Layering Lab) D. Why residents should be concerned about motor oil pollution & less concerned about mud E. What residents can do to protect the storm drain from motor oil pollution