Q3 of 50 Page 17

Why do celestial objects appear to move across the sky from east to west?

The celestial objects appear to move across the sky from east to west because the earth is moving about its axis from west to east. It takes nearly 24 hours for the earth to complete one revolution about its axis from west to east, but to us it appears that our earth is stationary and the various objects in space are moving from east to west.

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