Disease is limited to humans i. e. no
animal reservoir

e

explanation:

there is no change in the electric potential energy as it is in rest on both conditions.

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