To view or print a Earth Sciences crossword puzzle click on its title.
| Title | Instructions / Description | Sample Puzzle Hints | Difficulty |
|---|---|---|---|
| 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 | ||
| 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. | |||
| 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 | ||
| 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. | |||
| 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. . | |||
| 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. | |||
| 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.. | |||
| 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 | |
| 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. | |||
| 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. . | |||
| 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. | |||
| 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. | |||
| 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. | |||
| 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. | |||
| More than 100 _________ in any medium, air, water, or soil can... |
Source: www.whenwecrosswords.com
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