Why does the sun set in the west?

The Sun, the Moon, the planets, and the stars all rise in the east and set in the west. And that's because Earth spins -- toward the east. ... Earth rotates or spins toward the east, and that's why the Sun, Moon, planets, and stars all rise in the east and make their way westward across the sky.

Explanation:

because it rises in the east

Explanation:

but the sun doesn't rotate our earth rotate.

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