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