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