Radiation measured in emissions/sec is called the curie.
a. true
b. false

radiation warms things up temp rises convection currents air circ windy weather

spectral lines lyman is one set

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