Fact 1: Streams may start with runoff or water seeping out of a spring.

Fact 2: Ground Water and Streams Reduced replenishment of ground water also affects streams.

Given the two facts above, answer the question "water will runoff as springs to replenish what" with the following options: 
- kinetic energy
 - rocks
 - hills
 - ground water
 - Sediment
 - an organism's body
 - erosion
 - solid, liquid, gas


 

    ground water     