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When a piano tuner strikes both the A above middle C on the piano and a 440 Hz tuning fork,he hears 4 beats each second.The frequency of the piano's A is
Lysergic Acid Diethylamide
A powerful psychedelic drug known for its psychological effects, often used recreationally and sometimes in research.
Flashbacks
Distorted perceptions or hallucinations that occur days or weeks after LSD usage but mimic the LSD experience.
Hallucinations
Perceptions that occur without an external stimulus; these can affect any of the senses and feel very real to the person experiencing them.
Sleep Paralysis
A transient condition where an individual cannot move or speak as they are either falling asleep or waking up, frequently paired with hallucinatory experiences.
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