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Glossary of Terms (as used in the lessons) W is for . . . |
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| warehouse | A place in which goods or merchandise are stored; a storehouse. |
| warp threads | Lengthwise threads in woven fabric. |
| water | A clear liquid all plants and animals need to live. |
| water cycle | The continuous movement of water, from Earth to atmosphere and back again. |
| watercress | A plant grown in freshwater ponds and streams, used in salads and as a garnish. |
| wattle | A fleshy, wrinkled, often brightly colored fold of skin hanging from the neck or throat, characteristic of certain birds, such as chickens or turkeys, and some lizards. |
| weaning | Separating a young aninimal from its mother for feeding purposes. |
| weather | The state of the atmosphere at a given time and place, with respect to variables such as temperature, moisture, wind velocity, and barometric pressure. |
| weathervane | Device used to show the directions from which the wind is blowing. |
| weed | A plant considered undesirable, unattractive or troublesome, especially one growing where it is not wanted, as in a garden. |
| weft threads | Crosswise threads in woven fabric. |
| weight | A measure of the heaviness or mass of an object. |
| wetlands | Areas covered by surface or groundwater which support vegetation and aquatic life requiring saturated soil conditions or growth and reproduction; includes swamps, marshes, bogs and similar areas. |
| wheat | Any of various cereal grasses widely cultivated for its commercially important edible grain; the grain of a wheat plant is ground to produce flour used in breadstuffs and pasta products such as spaghetti and macaroni. |
| White Leghorn | A breed of fowl that is raised for commercial use of for show purposes. |
| wholesale | Of, relating to, or engaged in the sale of goods in large quantities for resale. |
| wild animal | An animal that provides for its own food, shelter and other needs. |
| wild mustard | The wild variety of a plant native to Eurasia that is cultivated for its pungent seeds. |
| wind turbine | A machine in which the kinetic energy of wind is converted to mechanical power by the impulse or reaction of the wind with a series of blades arrayed about the circumference of a wheel or cylinder. |
| windbreak | A hedge, fence or row of trees planted so it will break the force of the wind. |
| windmill | A mill or other machine that runs off the energy generated by a wheel of adjustable blades or slats rotated by the wind. |
| winter wheat | Wheat that is planted in the fall, survives the winter as a young seedling and matures in the early summer of the following year. |
| withers | The high part of the back of a horse or similar animal, located between the shoulder blades. |
| wool | The soft, wavy fiber that forms all or part of the protective coat of domestic sheep and certain other animals. |
| worm castings | Material cast off by worms in the digestion process. |
| wormlets | New-born worms |
| woven | Formed by interlacing strands of yarn. |
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