Stuff for tomorrow. :D

Physics.

• Bring your Physics book tomorrow!
• Homework:
• 5. Metal sphere A has 4 units of (-) charge and metal sphere B has 2 units of (+) charge. The 2 spheres are brought into contact. What is the final charge state of each sphere? Explain and illustrate.
• 6. a. Metal sphere A is initially neutral. A (+) charged rod is brought near, but not touching. Is A now (+), (-), or neutral? Explain and illustrate.
• 6. b. Metal sphere A & B are initially neutral and are touching. A (+) charged rod is brought near A, but not touching. Is A now (+), (-), or neutral? Explain and illustrate.
• 6. c. Metal sphere A is initially neutral. It is connected by a metal wire to the ground. A (+) charged object is brought near, but not touching. Is A now (+), (-), or neutral? Explain and illustrate.
• 7. if 16 million e- are removed from a neutral sphere, what is the charge on the sphere in Coulombs?

Math.

• Index card (3x5) with the info needed and a 1x1 pic, then write either INTERN or EXTERN below the pic.
• Homework 1!
• Define the following terms: [using your book(?), for 6th edition book @ Chp. 10 & 7th edition @ Chp. A.4]
• Parabola
• Focus
• Directrix
• Axis of symmetry
• Latus rectum
• Draw and label the parts of the parabola

STR.

• 2 periods at the library.

Econ.

• Eto yung topics sa Econ SAC (Structured Academic Controversy) [Due next week, 1st meeting]:

1. The case of generic drugs versus branded medicine (Aligato/Acosta)
2. The case of starting a business or getting employed (Antioquia/Aggari)
3. The choice between using sugar cane for food or processing it for fuel (Cardama/De La Pena)
4. The case of subsidizing the MRT fare to peg it at Php15 against increasing it to Php35 (Castro/Empleo)
5. The case of social entrepreneurship against purely profit-centered business (Cheng/Gerardo)
6. The choice between maintaining Government Owned and Controlled corporation or privatizing existing ones (Elagio/Latoga)
7. The case of having a K-12 basic education or maintaining the existing 10-yr basic ed. (Espina/Mancera)
8. The case of maintaining the GSIS or allowing a private corporation to handle the people's provident fund/insurance (Fernandez/Ramirez)
9. The choice between maintaining State Universities or allowing investors to operate existing ones (Jose/Tiglao)
10. The choice between having a single qualifying exam or having two exams in the PSHS NCE (Madrid/Topacio)
11. The choice between having a system-wide achievement test or allowing each PSHS campus to develop its own assessment test (Mendoza/Tuppil)
12. The case of piracy and the objectives of open source (Microsoft vs. Open Office) (Mirasol/Santos)
13. The case of open access (free to edit and publish) against the refereed knowledge (Wikipedia vs. Encarta/Encyclopedia) (Olais/Sanico)
14. The choice between expensive preventive nutritionals/supplements or expensive curative procedures/medicines (Padaen/Rosales)
15. The choice between direct marketing of products or using formal distribution channels (Natasha/Home TV Shopping vs. SM) (Panglinan)

• Format:

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IM me or other editors if something is wrong/missing. Thanks! :)