Which of the following is responsible for the formation of sinkholes f. eroding soil on earths’s surface g. ice that builds up on earths surface h. deposition that has built up at the mouth of the river i. flowing groundwater that dissolves rock , such as limestone

Two point charges are on the y axis. a 3.90-µc charge is located at y = 1.25 cm, and a -2.4-µc charge is located at y = −1.80 cm. (a) find the total electric potential at the origin. v (b) find the total electric potential at the point whose coordinates are (1.50 cm, 0). v