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