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CHEMISTRY 10-15-07Mon(per 1,2,3) WARM-UP: Why is the production of CO 2 into the atmosphere a problem? TODAY’S GOALS: 1) Show your “Evidence” for the Burner.

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Presentation on theme: "CHEMISTRY 10-15-07Mon(per 1,2,3) WARM-UP: Why is the production of CO 2 into the atmosphere a problem? TODAY’S GOALS: 1) Show your “Evidence” for the Burner."— Presentation transcript:

1 CHEMISTRY Mon(per 1,2,3) WARM-UP: Why is the production of CO 2 into the atmosphere a problem? TODAY’S GOALS: 1) Show your “Evidence” for the Burner Lab (5 pts). 2) Work on Burner Lab Essay. 3) Check over your CUA results. HW: Work on Burner Lab essay. End of qtr this WED—all work due!

2 Why is the production of CO 2 into the atmosphere a problem? CO 2 CO 2 is a “greenhouse gas”. Greenhouse gases are able to absorb infrared radiation and give off heat. This then raises the temperature of our atmosphere. Some people believe this will lead to or already has caused “global warming”.

3 CHEMISTRY Mon(per 6,7) WARM-UP: How do the following differ: anneal, harden, temper TODAY’S GOALS: 1) Lab Book 2) Start on Bobby Pin Lab. HW: Work on Burner essay & Lab notebook—due Tues/Wed. End of quarter this WEDNESDAY—all work due!

4 How do the following differ: anneal, harden, temper Anneal—is the heating and slow cooling of a metal Harden—the the heating and quick cooling of a metal Temper—the repeated heating and slow cooling of a metal

5 New Ground Rules for this Class Do your work Don’t keep other people from doing their work If you have a C or better, you get privileges—sit where you want; work independently & you may talk quietly. If you don’t have at least a C, you must stay in your assigned seat; you must work on the specific work given to you; NO TALKING OR GOOFING AROUND; If you do you will be kicked out of class.


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