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Early childhood development is the period of rapid physical, psychological and social growth and change that begins before birth and extends into early childhood. [1] While early childhood is not well defined, one source asserts that the early years begin in utero and last until 3 years of age.
Holophrastic speech: uses one word to convey an entire thought; meaning depends on the inflection ("me" may be used to request more cookies or a desire to feed self). Later, produces two-word phrases to express a complete thought (telegraphic speech): "More cookie", "Daddy bye-bye." Follows simple directions, "Give Daddy the cup."
Once children have gained a level of vocabulary knowledge, new words are learned through explanations using familiar, or "old" words. This is done either explicitly, when a new word is defined using old words, or implicitly, when the word is set in the context of old words so that the meaning of the new word is constrained. [ 55 ]
The new beginning of the 20th century marked significant changes. The 1900s saw the decade herald a series of inventions, including the automobile, airplane and radio broadcasting. 1914 saw the completion of the Panama Canal.
This glossary of biology terms is a list of definitions of fundamental terms and concepts used in biology, the study of life and of living organisms.It is intended as introductory material for novices; for more specific and technical definitions from sub-disciplines and related fields, see Glossary of cell biology, Glossary of genetics, Glossary of evolutionary biology, Glossary of ecology ...
Also eon. age Age of Discovery Also called the Age of Exploration. The time period between approximately the late 15th century and the 17th century during which seafarers from various European polities traveled to, explored, and charted regions across the globe which had previously been unknown or unfamiliar to Europeans and, more broadly, during which previously isolated human populations ...
China's long-term growth potential is at stake, these economists say. But the plenum reasserted China's quest for "new productive forces", a term Xi coined last year that envisions scientific ...
The first major change distinction that must be made when evaluating word knowledge is whether the knowledge is productive (also called achieve or active) or receptive (also called receive or passive); even within those opposing categories, there is often no clear distinction.