Question

explain how chemical energy converted into mechanical energy​

Answer 1

Answer:

Muscles convert chemical energy of food into mechanical motion directly and with very high efficiency. ... Chemical energy is usually converted into thermal energy through combustion, and that heat used to move a piston or spin a turbine.

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Answer 2

 \boxed{In the human body chemical energy in the form of the glucose in our food is turned into mechanical energy in the process of movements such as running or lifting heavy objects. The muscles serve as a transducer, through muscle contraction energy is transformed from chemical to mechanical energy.}