Here's a breakdown:
* Earth's Rotation: Our planet spins on its axis, completing one full rotation approximately every 24 hours. This rotation is what defines a day.
* Perspective: As the Earth rotates, it carries us along with it. We experience this rotation as a continuous movement from west to east.
* Sun's Position: The Sun appears to be stationary in the sky. However, because the Earth is turning, it appears as though the Sun is moving from east to west.
Think of it like this: Imagine you're on a merry-go-round. As you spin, the objects around you seem to move in the opposite direction. The Sun is like a stationary object in the distance, and our spinning Earth makes it appear to move across the sky.
Important Note: The Sun does not actually move across the sky. It's our perspective from a rotating Earth that creates this illusion.