8. What is combustion mean?
A. a chemical reaction between substances including oxygen accompanied by generation of heat and light/flame
B. the process by which a liquid turns into vapor or gas
C. the process of water movement through a plant
D. oxygen combines with an element, changing the appearance of the element
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Answer:
B
Explanation:
Yung gas at shaka oxygen at hangin kung pag samahin aandar po yung sasakyan mo
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DI LANG NARUNONG MAG ENGLISH
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