How does a contact force differ from a non contact force? Give an everyday example of each.

a coal burning power plant

this means that the temperature of both substances will be equal

if the person is shown to have +90n, then ans is -10n.

if the person is shown to have -90n, then ans is +10n.

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