How Do We Have Night and Day?
We have night and day because the Earth rotates (spins) on its axis. At any given time, half of the Earth faces the Sun (day), and the other half faces away from the Sun (night). As the Earth turns, different places move into and out of the sunlight. how do we have night and day
Have you ever wondered why the Sun seems to disappear at night, only to return the next morning? For most of human history, people thought the Sun moved around the Earth. Today, we know the real reason is much simpler—and it has to do with a spinning ball of rock we call home. how do we have night and day