Question

1. equilibrium

(a) the system is stable when all the forces acting on it are in ___.
(b) despite being pulled in various directions, she maintained her ___.
(c) a finely balanced ___ is used to measure small quantities accurately.

Explanation:

(a) In physics, a system is stable when forces are in equilibrium. (b) Maintaining one's equilibrium means staying balanced despite external pulls. (c) A finely - balanced balance (a weighing instrument) is used for accurate small - quantity measurement and relates to the concept of equilibrium in its operation.

Answer:

(a) equilibrium
(b) equilibrium
(c) balance