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​

what is the 3 paragraph and 4 sentence of smoking cigarrete?
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Answer:

Smoking cigarettes poses significant health risks, contributing to various diseases such as lung cancer, heart disease, and respiratory disorders. Additionally, smoking can lead to addiction due to the presence of nicotine, a highly addictive substance found in tobacco. Despite widespread awareness of these dangers, many individuals continue to smoke, often struggling to quit even when confronted with adverse health effects.

Furthermore, smoking not only affects the health of the smoker but also poses risks to those around them through secondhand smoke exposure. This involuntary inhalation of smoke by nonsmokers can still lead to serious health complications, particularly in enclosed spaces or areas with poor ventilation. Consequently, efforts to curb smoking extend beyond individual choices to encompass public health policies aimed at reducing tobacco use and exposure to its harmful effects.

In response to the detrimental impact of smoking, various measures have been implemented globally to discourage its prevalence. These initiatives include tobacco taxation, public smoking bans, and comprehensive educational campaigns highlighting the health risks associated with smoking. Additionally, smoking cessation programs and support services are available to assist individuals in breaking free from nicotine addiction and improving their overall well-being.

Explanation:

Smoking cigarettes is harmful due to the health risks it poses, including addiction to nicotine and the development of diseases like lung cancer and heart disease. Secondhand smoke also affects nonsmokers, leading to health issues. To combat smoking, measures such as taxes, public smoking bans, education, and cessation programs are implemented to reduce its prevalence and support quitting.