The muscular system brings strength and endurance to the body. It helps us perform everyday activities. As well as soaks up water to keep us hydrated longer.
Answer: 
Explanation:
Given
Radius of flywheel is 
Angular acceleration 
For no change in radius, tangential acceleration is given as

Insert the values

25 x 10^-5
= 0.00025
25 cm
= 0.00025 km
Answer:
The acceleration of the object decreases I think
Explanation:
A negative ion is a atom that has an extra electron, but the same # of protons