Geology & Earth Science Crossword Puzzles

_ scale is used to measure the intensity of an earthquake, a device used by the ancient chinese to detect the direction of the earthquake, a person …

an amorphous hydrated ferric oxide, varying in color from dark brown to yellow, used as an ore of iron, soil formed by rock decay and left as a …

the process of eroding by wind, what is formed by deposition, what is a rock that transform by heat or pressure, what are the metamorphic process, …

_ sink, areas of vegetation, the ocean or the soil which absorb or store carbon, movement of rock by water, ice or wind, layers of sedimentary rock, _ …

what is under the earth that keeps the ground together, gases surrounding the earth is called, the layer under mountains and oceans, the layer below …

part of the earth that we walk on, specific type of rock that form by smaller bits of other rocks get stuck together, a type of rock that absorbs …

an effect that happens as a direct result of a hazard, a shaking of the earths crust by tectonic movement, a rupture of the earths crust, a force that …

the property of water that allows objects to sink even big ships, the water that contains salts and minerals, the water that can be found in glaciers …

a vibration that travels through earth carrying the energy released during an earthquake, the slow moving-moving lava that hardens to form rough …

An earthquake is the shaking of the surface of the Earth resulting from a sudden release of energy in the Earth's lithosphere that creates seismic waves.

fossils can show evidence of climate _ , hardened tree sap is called _ , the _ eon is the most recent eon in the earth's history, scientists have used …

fire rocks, rock formed in layers, changed from igneous or sedimentary, an igneous rock with large crystals, a metamorphic rock, a extrusive igneous …

person who studies rocks and minerals, most minerals are only one _ , melted rock that flows onto earth's surface, nonliving material made of one or …

a deposit of minerals that is large enough to be mined for profit, a solid that has a crystal structure, a vent in earth's crust, the color of a …

an _ , or dead volcano is a volcano that is unlikely to ever erupt again, volcanic _ can be quiet or explosive, _ is a material found in magma that …

approximate age given to a rock layer based on it's position, the process by which wind, water, ice, gravity, or other natural forces move sediment …

a boundary where two plates move away from each other, a volcano that is unlikely to erupt ever again, lava that is low in viscosity and high in …

one of the units of geologic time into which geologist divide eras, known as the "age of reptiles", invertebrate with shell during cambian …

where warmer parts rise and cooler parts sink, stress that squeezes rock until it folds or breaks, a section of lithosphere that slowly moves over the …

a compound that reacts with materials by breaking it away, changing or adjusting to an environment, a calcium based mineral found in limestone. cave …

formed by layered crust, happens with in the earth, with in the earth layers, what we stand on today, combing, plates subtracting, records down the …

crust that is less dense but thicker, crust that is denser and thinner, known as the "plastic" layer, layer that is broken up into tectonic …

waves of energy caused by earthquakes and other rock movement, the outer layer is similar to the skin of an _ , the solid layer made of iron and …

the rock formation that is the source of mineral fragments in the soil, any process that breaks rock down into smaller pieces without changing the …

most abundant element in the universe, high silica lava, where tectonic plates meet, largest layer of the earth, crust and upper mantle, separating …

grains require a magnifying glass to see, wearing away or breaking down of rocks by wind, water, sand and chemicals, type of igneous rock formed …

a rock made of marine animals, the process of water turning into gas, rock made from enough heat and pressure under ground, a rock cooling inside the …

an ecosystem's abilty to maintain equilibrium, funnel-shaped areas of land where all the water drains to the same body of water, water that has soaked …

hard, precious gem often mined from deep within the earth, valuable metal often extracted alongside other minerals, large hole dug for mining or …

dinosaurs died out, the longest unit of time of the geological time scale is the, an event or a time marked by an event that begins a new period or …