History of Astronomy Crossword Puzzle

QUESTIONS LIST: retrograde: this type of motion occurs when planets appear to "wander" through the sky, eratosthenes: head librarian at alexandria; calculated the circumference of earth with trigonometry, grada: root word meaning "walk", navigation: the location of fixed stars & constellations in the night sky help with this, aristarchus: this greek was one of the first to consider a heliocentric view of the solar system, chinese: this society is one of the first to show records of comets, "guest stars" & time keeping devices, ptolemy: this greek included epicycles in his model of space, religion: many planets, constellations, and stars have names rooted in this, astro: root word meaning "star", aristotle: this greek philosopher believed in a geocentric system with planets orbiting on crystal spheres, scotland: one of the earliest known lunar calendars (at warren field) comes from this country, babylonians: this is one of the earliest astronomy societies, known for its star charts & (found in the middle east), sundial: this utilizes the sun's shadow to determine the time of day, equator: the sun shines directly on this during the autumnal & vernal equinoxes, heliocentric: "sun centered" solar system, planatia: this is a greek term meaning 'wanderer', five: the number of planets that early greeks could see with their naked eye, calendars: the sun & moon cycles have been used to create these, retro: root word meaning "back", astrology: the study of the positions of stars & celestial bodies with the concept that they'll influence your life or personality, geocentric: "earth centered" system, nomos: root word meaning "law", equinox: the period of time when the length of day is the same as the length of night