This document discusses several predictable phenomena on Earth including lunar eclipses, solar eclipses, seasons, moon phases, and tides. Lunar and solar eclipses occur due to the alignment of the sun, moon, and Earth, while seasons are caused by the tilt of the Earth's axis and varying sunlight throughout the year. Moon phases follow a monthly cycle as the illuminated portion of the moon facing Earth changes. Tides are influenced by the gravitational pull of the moon and sun and the distribution of water across Earth's surface.