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Why must both parallax and proper motion be known to give transverse velocity?
Functional Morphemes
The smallest linguistic units that carry meaning and function within a language, such as prepositions, articles, and conjunctions.
Grammatical Principles
Fundamental rules that govern the structure and organization of sentences and phrases in a language.
American Sign Language (ASL)
The manual-visual language used by most of deaf persons in the United States.
Finger Spelling
A method of spelling words using hand movements, often used in sign language to spell out names of people, places, or other items not having their own sign.
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