Why Can't We Be Certain That the Andromeda Galaxy Exists

question 24

Essay

Why can't we be certain that the Andromeda Galaxy exists today?

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Definitions:

Rhythmicity

The predictability of an individual’s sleep, feeding, elimination, and other biological cycles. An aspect of infant temperament.

Biological Regularity

Patterns or rhythms observed in biological processes, such as sleep-wake cycles, that are consistent and predictable.

Cooing Sounds

Early vocalizations made by infants, typically consisting of soft, vowel-like sounds, and seen as a precursor to babbling.

Secure Attachment

A strong and healthy emotional bond between a child and caregiver, characterized by trust and a sense of safety, enabling positive social and emotional development.