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