Suppose you placed a camera at a fixed position, took a picture of the sky at the same time every day for an entire year, and overlaid all of the photos on top of each other. What would the sun look like in that combined image? A...

Learn about the rotation of the earth, the movement of the moon, and the position of the sun.

This fun activity helps you to understand the movement of the sun by studying shadows.

Learn how to use the sun to tell time. This simple activity reinforces the concepts of light and shadow, night and day, time, and geographical north vs. magnetic north.

Even with disruptions like weather fronts and storms, there is a consistent pattern to how air moves around our planet's atmosphere. This pattern, called atmospheric circulation, is caused because the Sun heats the Earth more at the...

Motion is one of the key topics in physics. Everything in the universe moves. It might only be a small amount of movement and very very slow, but movement does happen. Don't forget that even if you appear to be standing still, the Earth...