Question

explain why we cannot bend our arm if a light wooden plank is tied to it ​

Answer 1

Answer:

we cannot bend our arm because there is not joint the light wooden plank here acts as the bone and it does not allow our arm to bend cause there is no joint in the wooden. so to bend our arms we need joints so it is not possible to bend our hand .

Explanation:

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Answer 2

Answer:

Because our elbow is a Hinge type bone.

Explanation:

Answer. we cannot bend our arm because there is not joint the light wooden plank here acts as the bone and it does not allow our arm to bend cause there is no joint in the wooden. so to bend our arms we need joints so it is not possible to bend our hand

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