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Earth Sciences Crosswords

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Title Instructions / Description Sample Puzzle Hints Difficulty
Agriculture Improved methods of cultivation, harvesting, and storage of farm produce.. Crop that is reproduced by cultivating the seeds. Genetically modified organisms. Economic activity concerned with the direct extraction of natural resources from the environment. Genetic modification of an animal such that it is rendered for human control. Hard
Air and Air Pollution the mixture of sulfur dioxide, sulfuric acid, and suspended solid particles . the presence of chemicals in the atmosphere. one of the major air pollutants. thin layer of gases surrounding the Earth. causes lung disease and suppresses plant growth. Hard
Air and Water damaging to plants. contains oxygen and carbon dioxide. how plants get most of their water. can kill plant cells or an entire plant. this type of air can put stress on the plant. Older Children
Air Pollution the invisible gaseous substance surrounding the Earth . a colorless liquid hydrocarbon present in coal tar and petrolemeum used in chemicals. sickness, stomach flu, chronic heart ______. harm, not safe, risky. smoking, gasoline, steam, bog, acid rain, chemicals. Older Children
All About Water when a liquid moves up very narrow tubes. It is caused by cohesion and adhesion of molecules.. a molecule that does not have distinctly charged poles. to separate and disperse a solid into individual particles in the presence of a solvent. a physical property of a substance, caused by the intermolecular attraction between like-molecules within a body or substance that acts to unite them. For example, water molecules 'stick' to other water molecules. . is a measure of mass per unit of volume. . Hard
Carnivorous Plants helps digest the insects or small animals. . the only plant that can move.. flypaper traps ___ when they are triggered.. some types of carnivorous plants have___ hairs.. type of water that can build up and kill carnivorous plants.. Hard
Caves A person who explores caves as a sport or hobby. 'World of the ice giants'. A rock formation hanging from the ceiling of a cave. A scientist who studies caves. The Blue Grotto is found on this Italian island. Hard
Climate Change Complete the puzzle below What happens to polar ice caps because of climate change. What is a main cause of greenhouse gases. Where can most greenhouse gases be found. What country is the biggest emitter of carbon dioxide. What is the name of the energy source that uses the suns rays as a power source. Moderately Challenging
Climate Zones and Landforms it usually has a river running through it; narrow. Bab el Mandeb is an example. it is very flat. an arid region. this landform is also a letter from the Greek alphabet. Big
Coastal Environments wearing away of land by natural forces. a liquid you find at the beach. a ridge of rock lying below the surface of the sea. small fragments of rock which have been worn away from a mass by waves or water. the vertical distance from water level. Older Children
Coniferous Forest These clues are about the coniferous forest. Green for all the seasons. Some animals of the coniferous forest do this during the cold winter months. Leaves of the pine tree that resist wind and frost damage. cone bearing. The ancestors of the evergreen trees were nibbled on by these. Big
Continental Drift This occurs at divergent boundaries where new ocean floor is formed.. The movement of material caused by changes in temperature.. The edges of Earth's plates where two or more plates meet. A break in the earth's crust where earthquakes can happen. The pieces of Earth's lithosphere are in slow, constant motion and float on convection currents in the mantle.. Hard
Continental Drift find the words This occurs at divergent boundaries where new ocean floor is formed.. The edges of Earth's plates where two or more plates meet. The pieces of Earth's lithosphere are in slow, constant motion and float on convection currents in the mantle.. When two plates move apart: Ocean floor Spreading occurs. New ocean floor is formed. A mid-ocean ridge forms and a Rift valley forms.. This is a theory developed by Alfred Wegener that states that Earth's plates were once one huge landmass and over years they were broken apart and drifted to their present location. . Big
Coral Reefs Complete crossword Soft, squishy material used to clean things but differnt forms are found in reefs.. Flat like,slippery animal with a powerful barbed tail. Large sea creature with strong fins to help it speed through the water to catch it's prey. A clear liquid. Something that still has life -breathing-eating etc. Big
Coral Reefs brightly-colored fish is orange with three white vertical stripes. a underwater snake. Mollusk with eight long arms. Its fin can be seen above the water and its teeth are feared. Hard formation in tropical seas with varied forms and colors. Big
Coral Reefs Nearly ___________ of the world's coral reefs are threatened by human activity. The diversity of the species living within different coral reefs depends on the reef's ________ and the direction of the water. Coral reefs exist in __________ water. A group of coral is called a ________. Coral are not ________. They're actually animals and are amazingly enough, relatives of jellyfish and anemones. Big
Currents and climate an acoustic current meter in which a sound signal sound of known frequency is projected into the water and the reverberation frequency is measured. a circular ocean surface current. the wreckage of a ship or its cargo found floating on or washed up by the sea. a flow of a fluid in a direction. circulation of fluid caused by density differences. Older Children
Dandelion Herbs that tend to calm, moderate or tranquilize nervousness or excitement.. Herbs that restore the body to health.. Reduces inflammation in the body.. Plants that take 2 years to complete their life cycle.. Herbs that sooth and protect the skin when applied externally. . Big
Deserts What animal can go days without food or water?. Antarctica is the __ desert.. The driest erts support almost no __ productivity.. Most animals have an __ that allows them to store all their body fat in one area of their body because it is able to retain heat.. Some deserts are so hot, when it rains the water __ before it touches the ground.. Big
Deserts Most famous desert animal. Large desert in China and Mongolia. Areas that receive less than 40 cm of rain per year. Number of African countries that contain part of the Saharan desert. Most of the earth's deserts are of this type. Big
Diffusion this contains a green pigment called chlorophyll. what is the cell structure called that contains water and cell sap. this describes a membrane which lets small soluble molecules through. an example of a small soluble molecule. a waste material that would diffuse out of the cell. Hard
Earth putting chemicales in the environment. bad rain that comes from the sky. gas that surrounds the earth. To use something again. something thats melting the artic. Older Children
Earth ash. the molten, fluid, rockthat issues from a volcano . lithosphere is broken into a number of crustal plates. the central intermost part of the earth. the movement of contintns resulting resuming from the motion of crustal plates. Hard
Earth the plastic layer within the mantle . landforms with low relief and low elevation . Earth's entire solid body. the dense metallic center of the Earth . the crust and the uppermost mantle grouped into a rigid layer by scientists. Big
Earth Day the act of producing or sending out something. to conserve or protect. a mixture of soil and decayed material that provides nutrients for plants. all the living and nonliving things that interact with each other in an enviornment. a species dying out. Big
Earth Day More than 100 _________ in any medium, air, water, or soil can cause birth defects, gene mutation, and cancer.. ___ pollution can cause various respitory diseases.. Each year 1.2 trillion gallons of untreated sewage, storm water, and industrial waste are dumped into U.S. ______.. _____ is the worlds largest producer of carbon dioxide. The United States in number 2.. Americans buy more than 29 million _____ of water each year.. Older Children
Earth History Remains of species that existed on earth for a relatively short period of time; can be used by geologist to assign the ages of rock layers. A method of dating bones. If rocks are undisturbed, the older layers of rock are under the younger layers of rock. Remains, imprints, or traces of prehistoric organisms. Method useed to determine the absolute age of a rock by measuring the amounts of parent and daughter materials in a rock. Hard
Earth Layers The transfer of heat to the surface of the earth from the inner core, causing the tectonic plates to shift. The hard, broken layer of the mantle that carries all the continents and sits on the asthenosphere. Density gets higher the farther into the earth. The soft layer of the mantle that the Lithosphere rests on, convection currents run through it. The outermost layer of the earth that we stand on. Hard
Earth Science Major geological events that occur when plates shift suddenly and release stored energy; a frequent occurrence at transform boundaries. The cool, rigid, outermost layer of Earth consists of the crust and the uppermost part of the mantle. ovement of plates create dense oceanic crust that sinks lower in the asthenosphere than the less dense continental crust, resulting in depressions on Earth's surface that fill with water. an upper layer of the mantle that causes movement of the lithosphere because of its plasticity. The thin solid outermost layer of Earth; made of less dense silicates. Hard
Earth Science a large crack in Earth's crust. the way a rock or mineral breaks. a flat-topped underwater peak. scientific theory that attempts to explain continental drift. physical features of a land surface. Older Children
Earth Science magma the comes above the earths surface. a large crack in the earths surface. the way a rock or mineral breaks . a flat topped underwater peak. scientific theory that attemps to explain continental drift . Hard
Earth Sciences Earthquake & Plate Tectonics shakes particles. where an earthquake starts. deformed rocks reaction. where the movement has occured. driven by convection currents in the mantle. Hard
Earth's History How many layers does the Earth have? . What is the inner most layer of the Earth? . Plates can converge,diverge and _______.. We live on what layer? . Fossils are found ______. . Older Children
Earth's Structure Part of the mantle closer to the crust, contains the asthenosphere. The outermost, rigid layer of Earth that consists of the crust and the rigid upper part of the mantle. The soft layer of the mantle on which the pieces of the lithosphere move. Part of the mantle closer to the core, this part contains the mesosphere. The thin, outermost layer of the Earth. Older Children
Earth's Structures an instrument for automatically detecting and recording the intensity, direction and duration of the ground. an igneous rock thst forms when magma hardens beneath Earth's surface. an area where magma from deep within the mantle melts through the crust above it. a type of rock that forms from the remains of plants and animals that are pressed and cemented together. the process by which water, ice, wind and gravity moves weathered particles of rock ans soil. Hard
Earthquake the wall below the hanging wall in a reverse fault. the area beneath Earth's surface where rock under stress breaks. the wave(s) that arrive first; they compress and expand the ground. an instument that records and measures seismic waves. the force that opposes the motion of one surface as it moves across another surface. Big
Earthquakes Use the hints to solve the puzzle! broken into pieces. a part of a whole; a small area. not having any mistakes; precise. taken apart or a way from. a loud, deep sound; like the rolling of objects. Big
Earthquakes to make ready ahead of time, usually for a particular event. the condition in which a person is vulnerable to harm or risk. the theory that the earth's surface consists of plates whose constant motion explains continental drift. a period of time occupied by a series of events that repeat themselves regularly and in the same order. an event that disrupts a family's or a community's ability to function and for which assistance will be required. Hard
Earthquakes Read the hints and put the best word in the spaces the point where the crust begins to break resulting in an earthquake. bends in rock that form from compression. compress and expand the ground(seismic waves). instrument that records earthquakes. shearing occurs along this type of fault. Hard
Earthquakes Waves caused by earthquakes.. The place where an earthquake starts.. Structures in building that move in opposition to earthquake waves and oppose their effect.. The type of boundary is where the strongest earthquakes occur.. Waves that travel along the crust near the surface and cause the most destruction.. Older Children
Earthquakes and Volcanoes In an earthquake, the point underground where the rocks first begin to move.. Molten rock that reaches a planetís surface through a volcano.. An instrument that constantly records ground movements.. A fracture in Earthís lithosphere along which blocks of rock move past each other.. A process in which the shaking of ground causes loose, wet soil to act like a liquid.. Hard
Ecological Interactions an interaction in which one organism hunts and kills another animal for food. a factor in the ecosystem that keeps a population from growing too large. an interaction in which one organism benefits and the other organism is harmed. shows how the energy in food is passed from one organism to another in an ecosystem. all the living and nonliving things that interact in an area. Hard
Ecology a living thing in an ecosystem.. an organism that captures energy from sunlight and transforms it into chemical energy that is stored in energy-rich carbon compounds.. a factor or condition that prevents the continuing growth of a population in an ecosystem.. a relationship between two species in which one species is harmed while the other benefits.. a model used to show the feeding relationship between a single producer and a chain of consumers in an ecosystem.. Very Difficult
Ecosystem a series of organisms that depend on each other for food . the average weather over a long time. a group of living things and the environment they in. the series of changes form egg to adult. a period when an animal goes into a long deep sleep. Hard
Erosion drpping of sediment that occurswhen an agent of erosion can no longer carry it.. farming methiod to reduse erosoin on steep slops. arable land that is worked by plowing and sowing and raising crop. methiod for redusing soil erosion. process in which surface materials are worn away. Older Children
Erosion and Deposition laying down or settling of eroded material. large mass of ice that formed on land. layered sediment deposited by streams of water that flowed from a melting glacier. moud or ridge of unsorted sediment deposited by a glacier. removal of weathered material from one location to another. Older Children
Erosion Deposition evidence. water erosion. can quake. subzero. deposits of rock. Older Children
Evergreen Tropical Rainforest Deposits of precious metals and .......... occur underneath rainforests. . Covering less than 2 percent of the ....... total surface area, the world's rainforests are home to 50 percent of the Earth's plants and animals.. Evergreen Tropical Rainforests do not have a ...................... . An area of rainforest the size of football field is being ................ each second. . The tropical rainforests play an important role in reducing atmospheric ............ . Big
Faulting block of rock below the fault plane. rock fractures along earth's crust. . layer of Earth that is composed of Fe & Ni and is liquid. . theory that the continents were once joined as one large, single land mass. . type of plate boundary where two plate slide past each other in opposite directions. Big
Flowers The male part of the plant which produces the pollen. The part of the stamen where pollen is produced. . A fine powdery substance. Protected the flower when it was in bud. The sepal is often green.. The enlarged basal portion of the pistil where ovules are produced.. Older Children
 
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