Question | Answer |
Geologist | The scientist that studies planet earth |
Rock | The material that forms earths hard surface |
Geology | The study of Earth |
Constructive force | Builds up mountains and landmass on earth surface |
Destructive force | Slowly where's away mountains and other features on earth |
Continent | A great landmass surrounded by ocean |
Seismic wave | Vibration that travels through earth carrying the energy received an earthquake |
Pressure | The amount of force pushing on a surface |
crust | The layer of rock that forms earths outer surface |
Basalt | Dark rock with fine texture found in the oceanic crust |
Mantle | The layer of hot solid material between earths crust and core |
Lithosphere | A rigid layer made up of the uppermost part of the mantle and crust |
Asthenosphere | The soft layer of the mantle on which the lithosphere floats |
Outer core | A layer of molten iron and nickel that surrounds the inner core of earth |
Inner core | A dence sphere of solid iron and nickel in the center of earth |
Granite | a usually light colered Rock thats found in continental crust |
Pangaea | The name of the single landmass that broke apart and formed continents |
Continental drift | The hypothesis that the continents moved across earths surface |
Fossil | A trace of a ancient organism thats been preserved in rock |
Mid-ocean ridge | The undersea mountain chain where new ocean floor is produced |
Sonar | A device that determines the distance of a object underwater by recording echoes of sound waves |
Sea floor spreading | |