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