Question

Q8. Answer the following question in your own words.
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1. Why do we need energy? Explain in your own words.
2. What do you think what would happen if there would be no machinery?​

Answer 1

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Answer 2

Answer:

1 answerWe all need energy to grow, stay alive, keep warm and be active. Energy is provided by the carbohydrate, protein and fat in the food and drinks we consume. It is also provided by alcohol. Different food and drinks provide different amounts of energy.

2 answer.

Without machines, we can not even imagine life. We are used helpless without machines. Machines do a lot of work at the same time. ... It can do the work of 100 person at the same time

Explanation:

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