Question | Answer |
Rock | Material that makes up Earths outer surface |
Geologist | a scientist who studies the forces that make and shape planet earth |
Crust | a layer of solid rock called the crust surrounds earths surface like the tough shell of a walnut |
Inner core | a layer of molten iron and nickel in the center of earth |
Geology | The study of the solid Earth |
Outer core | a layer of molten iron and nickel that surrounds the inner core of earth |
Mantle | the layer of hot solid material between earths crust and core |
Lithosphere | a rigid layer made up of the uppermost part of earths mantle and crust. |
Texture | the size, shape, and pattern of a rock's grains |
Grain | a particle of mineral or other rock that gives a rock its texture |
Igneous rock | a type of rock that forms from the cooling of molten rock at or below the surface of earth |
Sedimentary rock | a type of rock that forms when particles of rocks or the remains of plants and animals are pressed and cemented together |
Metamorphic rock | a type of rock forms from an existing that is changed by heat, pressure, or chemical reactions |
Sediment | small, solid particles of material from rocks or organisms which are moved by water or wind, resulting in erosion and deposition |
Rock cycle | a series of processes on the surface and inside earth that slowly changes rocks from one kind to another |
Erosion | the process by which water, ice, wind, or gravity moves fragments of rock and soil |
Deposition | the process by which sediment settles out of the water or wind that is carrying it, and is deposited in a new location |