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