A) found only in the Pacific Ocean. B) long deep-ocean trenches. C) found in all of Earth's ocean's. D) located along the coast.
A) Earth's magnetic field. B) convection currents. C) earthquakes. D) conduction.
A) rift valley. B) convergent boundary. C) transform boundary. D) divergent boundary.
A) Surface waves B) primary waves C) secondary waves D) Q waves
A) rift valley. B) surface waves C) s waves D) p waves.
A) It is extinct. B) It is probably ready to erupt. C) It is a good source of energy. D) It is dormant.
A) The location of the focus. B) The vibrations caused by seismic waves. C) The Mercalli scale rating. D) The location of the epicenter.
A) crust, outer core, mantle, inner core B) mantle, core, crust, inner core C) outer core, mantle, inner core , crust D) crust, mantle, outer core, inner core
A) volcanic ash. B) magma. C) rock. D) fire.
A) convergent boundary. B) rift valley. C) transform boundary. D) divergent boundary.
A) subduction. B) convention. C) continental drift. D) conduction.
A) along the edge of the continents. B) along mid-ocean ridges. C) at the north and south poles. D) along the edges of the coast.
A) p waves. B) q waves. C) s waves. D) surface waves.
A) trenches. B) valleys. C) rifts. D) mountains.
A) boundary. B) sea-floor spreading C) plate tectonics. D) subduction.
A) they can't be sure of when or where the stress will be released along the fault. B) they have too much data. C) there are too many faults to monitor. D) they don't know what an earthquake is.
A) the name of the supercontinent that is believed to have existed millions of years ago. B) name of a continent. C) the name of a scientist. D) the name of an ancient fossil.
A) layer of hot magma. B) a dense ball of iron and nickel. C) a layer of cooled rock. D) empty. |