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