SEC V-Read the given passage carefully and answer the questions that follow:- (5) Fuel is a material that is burned in order to get heat and light and also to generate power. The Process of burning is a chemical reaction. A material combines with oxygen from the air and gives off energy. The energy is given off in the form of heat and light. Fuels can also be classified as solid, liquid and gaseous Wood was one of the first fuels used by man. It was the easiest to get the cheapest. After wood started becoming scarce it was replaced by coal. Coal contains a high percentage of carbon Carbon is the most important ingredient in most fuels. Fuels with a high percentage of carbon burn evenly and with a hot flame. The most important liquid fuels come from petroleum. However petroleum reserves are becoming exhausted with the passage of time. 1. What is the source of energy? 2. What is produced with the burning of the fuel? 3. Why was wood replaced by coal? 4. Find the opposite word of low from the passage. 5. Write a suitable title for the above passage VI-You are Nikhil Nikita, School Captain of your school. Write a NOTICE informing the students about Science Exhibition to be held. Give necessary details. Word limit-50 (5)
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Answered by
2
Answer:
1) Fuel
2) Carbo dioxide
3) Wood was becoming scare so it was replaced.
4) High
5) Importence of fule.
Answered by
1
Answer:
same as the first mark me as a brainliest answer
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