Linked from
The 10 pages that link to Jump scare, each with the reason it gives.
Horror filmBroader topic: A sharp sensory shock produces an immediate fear response.
Horror fictionRelated: It produces an instant shock rather than the slower accumulation of dread.
James WanRelated: Wan often builds quiet anticipation before using a sharp shock to break it.
Horror and terrorCompared with: Its immediate shock differs from terror’s sustained anticipation.
Jack-in-the-boxRelated: The toy stages a harmless, repeatable version of the jump scare.