There’s nowhere on Earth that isn’t affected by the sun and moon, but their patterns at times can seem confusing. Starting with the sun, this unit looks at the layers of the sun, solar wind, sunspots, prominences, and solar flares. It then looks at physical features of the moon such as craters, lunar mountains, maria, and rilles. Next, rotation, revolution, and orbits are discussed, along with day and night, the tilt of the Earth, the seasons, solstices, equinoxes, and climate. The eight phases