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