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