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