Answer:
it holds the bone and helps to move
I don't know if this is right
Answer:

Explanation:
The net force exerted on the mass is the sum of tension force and the external force of gravity.

is the tension force.
is the force of gravity.

where
is the rope's radius from the fixed point.
From the net force equation above:

Hence the tension force is 6.046N
I don't know about it your answer will give another people
Answer:
a luminous ball of plasma