A) found only in the Pacific Ocean. B) found in all of Earth's ocean's. C) long deep-ocean trenches. D) located along the coast.
A) earthquakes. B) Earth's magnetic field. C) convection currents. D) conduction.
A) convergent boundary. B) rift valley. C) transform boundary. D) divergent boundary.
A) primary waves B) Surface waves C) secondary waves D) Q waves
A) rift valley. B) p waves. C) surface waves D) s waves
A) It is a good source of energy. B) It is extinct. C) It is probably ready to erupt. D) It is dormant.
A) The location of the epicenter. B) The location of the focus. C) The vibrations caused by seismic waves. D) The Mercalli scale rating.
A) outer core, mantle, inner core , crust B) crust, mantle, outer core, inner core C) crust, outer core, mantle, inner core D) mantle, core, crust, inner core
A) fire. B) volcanic ash. C) magma. D) rock.
A) transform boundary. B) rift valley. C) convergent boundary. D) divergent boundary.
A) continental drift. B) conduction. C) convention. D) subduction.
A) along mid-ocean ridges. B) at the north and south poles. C) along the edge of the continents. D) along the edges of the coast.
A) q waves. B) surface waves. C) p waves. D) s waves.
A) valleys. B) mountains. C) trenches. D) rifts.
A) sea-floor spreading B) plate tectonics. C) boundary. D) subduction.
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) the name of the supercontinent that is believed to have existed millions of years ago. B) the name of a scientist. C) the name of an ancient fossil. D) name of a continent.
A) a layer of cooled rock. B) a dense ball of iron and nickel. C) empty. D) layer of hot magma. |