A big drop is formed by coalescing 1000 small droplets of water. The ratio of surface energy of 1000 droplets to that of energy of big drop is $\frac { 10 } { x }$. The value of $x$ is $\_\_\_\_$
A big drop is formed by coalescing 1000 small droplets of water. The ratio of surface energy of 1000 droplets to that of energy of big drop is $\frac { 10 } { x }$. The value of $x$ is $\_\_\_\_$