Question

what is energy? why do we need it​

Answer 1

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Energy fuels your body's internal functions, repairs, builds and maintains cells and body tissues, and supports the external activities that enable you to interact with the physical world. Water, your body's most important nutrient, helps facilitate the chemical reactions that produce energy from food

Answer 2

Answer:

Energy is a property of objects which can be transferred to other objects or converted into different forms, but cannot be created or destroyed.

All living organisms need energy to grow and reproduce, maintain their structures, and respond to their environments. Metabolism is the set of life-sustaining chemical processes that enables organisms transform the chemical energy stored in molecules into energy that can be used for cellular processes.

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