This Earth Science study guide focuses on the Earth, Moon, and Sun's relationship. Topics include: Seasons, phases of the Moon, day, night, years, solar and lunar eclipses, spring and neap tides, formation of the Moon. An answer key is provided on the second page of the document.The Preview lesson has nothing to do with the worksheet review, it's simply an extra surprise. Nope, I didn't make a mistake. I am giving it away.