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