A) located along the coast. B) found only in the Pacific Ocean. C) long deep-ocean trenches. D) found in all of Earth's ocean's.
A) convection currents. B) Earth's magnetic field. C) conduction. D) earthquakes.
A) divergent boundary. B) rift valley. C) convergent boundary. D) transform boundary.
A) Q waves B) secondary waves C) Surface waves D) primary waves
A) surface waves B) rift valley. C) s waves D) p waves.
A) It is a good source of energy. B) It is extinct. 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) volcanic ash. B) rock. C) magma. D) fire.
A) transform boundary. B) rift valley. C) convergent boundary. D) divergent boundary.
A) conduction. B) continental drift. C) subduction. D) convention.
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) q waves. B) s waves. C) p waves. D) surface waves.
A) trenches. B) rifts. C) mountains. D) valleys.
A) plate tectonics. B) subduction. C) sea-floor spreading 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) name of a continent. C) the name of a scientist. D) the name of an ancient fossil.
A) a layer of cooled rock. B) layer of hot magma. C) empty. D) a dense ball of iron and nickel. |