What principle explains why meteor streaks in a shower appear to converge toward a radiant point?

Answer

It is a perspective effect, similar to how parallel railroad tracks seem to meet in the distance.

Although the meteoroids travel nearly parallel paths, their closeness to the observer causes their trajectories to appear to converge at a single point in the sky, an effect known as perspective.

What principle explains why meteor streaks in a shower appear to converge toward a radiant point?

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