Illusion, a misrepresentation of a “real” sensory stimulus—that is, an interpretation that contradicts objective “reality” as defined by general agreement. ... An illusion is distinguished from a hallucination, an experience that seems to originate without an external source of stimulation.
Answers & Comments
it's not because of the gravity of the Earth
Answer:
nope
Explanation:
Illusion, a misrepresentation of a “real” sensory stimulus—that is, an interpretation that contradicts objective “reality” as defined by general agreement. ... An illusion is distinguished from a hallucination, an experience that seems to originate without an external source of stimulation.