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