How is light formed? (Optics grade 10)

Deep in the sun's fiery core, atoms fuse and create light. An elegant interaction powers the sun, producing the light and energy that makes life possible. That interaction is called fusion, and it naturally occurs when two atoms are heated and compressed so intensely that their nuclei merge into a new element.

Explanation:

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this could be newton#'s law of cooling. the cooling curve is exponential

im guessing the west of station b