Two negative charges of 0.4 C and 0.2 C are separated by 20 m. What is the strength of the force acting on the particles? Group of answer choices 36,000,000 N 7,200,000 N 1,800,000 N 720,000,000 N

igneous rocks also form where plates converge. the subducting plate melts as it sinks into the crust of the earth, and the melt rises into the overriding plate forming volcanoes. metamorphic rocks are formed mainly in the lithosphere, wherever there is high pressure and high temperature. -woods