A) long deep-ocean trenches. B) found in all of Earth's ocean's. C) located along the coast. D) found only in the Pacific Ocean.
A) conduction. B) convection currents. C) earthquakes. D) Earth's magnetic field.
A) transform boundary. B) divergent boundary. C) convergent boundary. D) rift valley.
A) secondary waves B) Q waves C) primary waves D) Surface waves
A) p waves. B) s waves C) rift valley. D) surface 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 Mercalli scale rating. B) The vibrations caused by seismic waves. C) The location of the focus. D) The location of the epicenter.
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) volcanic ash. B) fire. C) magma. D) rock.
A) rift valley. B) divergent boundary. C) transform boundary. D) convergent 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 edges of the coast. D) along the edge of the continents.
A) q waves. B) s waves. C) surface waves. D) p waves.
A) trenches. B) valleys. C) mountains. D) rifts.
A) plate tectonics. B) boundary. C) subduction. D) sea-floor spreading
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 the supercontinent that is believed to have existed millions of years ago. C) name of a continent. D) the name of an ancient fossil.
A) a dense ball of iron and nickel. B) layer of hot magma. C) empty. D) a layer of cooled rock. |