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