A. Objective The learners should be able to investigate changes that happen in the absence of oxygen. B. Materials ● fire. Activity: TITLE: ABSENCE OF OXYGEN Jar with cover (Jar A) Jar without cover (Jar B) 2 same sized candle (small) Match or lighter Timer Ruler C. Precautionary Measure Remember to handle match or lighter carefully and don't play with it for it can cause D. Procedure 1. Label the jar with cover with Jar A and the jar without cover as Jar B. 2. Light the candles with a match and put the candles in each jar. 3. Record the time when the candles are lighted and the time when the light was put off. 4. Cover the Jar A and observe what will happen. 5. Measure the length of the candles after the flame was put off. 6. Record your findings on the chart below. Jars JAR A JAR B Time of the flame was put off Length of the candle after burning Answer the following questions: 1. Which of the 2 jars was the candle's flame put off first? 2. Which of the two candles has the shortest size? 3. What happen, when you cover the Jar A? 4. When the lighted candle in Jar A was covered, the flame was put off, what is the reason why the candle's flame did not continue to burn? 5. What are the 3 main components in combustion? Doss​

saang lugar naganap ang unang halalang pambayan noong mayo 1899​

Answer:

Ang unang halalan pambayan sa Pilipinas ay naganap noong May 7, 1899, sa San Juan, Rizal (ngayon ay bahagi na ng Metro Manila). Ito ay ginawa sa ilalim ng unang Republika ng Pilipinas na itinatag ni Heneral Emilio Aguinaldo. Sa halalan na ito ay napili ang mga kinatawan para sa Kongreso ng Malolos, ang kauna-unahang Kongreso ng Pilipinas na nagtaguyod ng isang konstitusyon para sa bansa.