3rd Grade Word List for Science Words
This page offers a list of words and definitions for 3rd Grade students to learn academic vocabulary, which is important for the 3rd Grade Science class..
Search Quotes from Classic Book Pride and Prejudice by Jane Austen |
3rd Grade Word List for Science Words
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absorb 
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assimilate or incorporate; suck or drink up; occupy full attention | |
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adaptations
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change in behavior of a person or group in response to new or modified surroundings | |
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chlorophyll
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any of a group of green pigments found in photosynthetic organisms; there are four naturally occurring forms | |
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clay
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very fine-grained soil that is plastic when moist but hard when fired | |
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compost
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a mixture of decaying vegetation and manure; used as a fertilizer | |
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decay
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decompose; break sown; disintegration; rottenness; decline; worsen; decadence | |
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germinate
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cause to sprout or grow; come into existence | |
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gravity
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seriousness; solemn and dignified feeling; natural force between two massive bodies | |
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humus
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partially decomposed organic matter; the organic component of soil | |
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inorganic
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lacking the properties characteristic of living organisms; relating or belonging to the class of compounds not having a carbon basis | |
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joints
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junction by which parts or objects are joined together | |
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ligament
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any connection or unifying bond; a sheet or band of tough fibrous tissue connecting bones or cartilages or supporting muscles or organs | |
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locomotion
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self-propelled movement; power or ability to move | |
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moon phases
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Lunar phase or phase of the moon refers to the shape of the illuminated portion of the Moon as seen by an observer, usually on Earth | |
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muscle
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authority or power or force, especially when used in a coercive way; one of the contractile organs of the body | |
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nutrients
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source of nourishment, especially a nourishing ingredient in a food | |
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organic
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simple and healthful and close to nature | |
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planets
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star other than a fixed star; star revolving in an orbit | |
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pollinate
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fertilize by transferring pollen | |
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protection
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the activity of protecting someone or something; a covering that is intend to protect from damage or injury | |
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reflect
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throw or bend back light from a surface; give back or show an image of; mirror | |
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reproduction
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act of making copies | |
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revolution
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act of revolving; motion of body round a fixed point or line; rotation; total or radical change; fundamental change in political organization | |
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rotation
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revolution; act of rotating as if on an axis | |
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sand
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a loose material consisting of grains of rock or coral | |
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shadow
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an unilluminated area | |
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skeleton
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framework; internal supporting structure that gives an artifact its shape | |
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solar system
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the sun with the celestial bodies that revolve around it in its gravitational field | |
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stars
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the topology of a network whose components are connected to a hub | |
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support
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the act of bearing the weight of or strengthening | |
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survival
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existence; remaining alive | |
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variable
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factor; something that is likely to vary; changeable; inconstant | |
