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​

can you make minimum of 5 sentences


1. Do you think an investigator is effective without proper knowledge in report writing?

2. If you are going to be an officer someday, how are you going to apply your learning in this subject technical english?​

Answer:

1. An investigator's effectiveness is significantly compromised without proper knowledge in report writing. Reports are essential in documenting findings, presenting evidence, and communicating investigative results. Without the ability to write clear, concise, and accurate reports, an investigator may struggle to convey critical information effectively.

2. If aspiring to become an officer, applying technical English skills is crucial for effective communication. Technical English proficiency ensures clear and precise documentation of procedures, protocols, and incident reports. By mastering technical English, an officer can enhance their ability to convey complex information accurately and professionally in various law enforcement contexts.