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A ball is thrown upwards.Neglecting air resistance,what initial upward speed does the ball need to remain in the air for a total time of 10 seconds?
40,000 Words
An often-cited milestone in child language acquisition, referring to the number of words a child is said to understand or use by a certain age, though the precise number can vary widely.
10,000 Words
Often referenced as the volume of vocabulary an individual should aim to understand or use to achieve fluency in a given language.
Logical Extension
A reasoning process in which conclusions are logically deduced from premises, expanding upon original ideas with rational coherence.
New Concept
An idea or thought that is original and not previously perceived.
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