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