Across
- 5. sun moves eastward with respect to the stars on the celestial sphere.
- 7. Sometimes when the moon orbits Earth, it moves between the sun and Earth. When this happens, the moon blocks the light of the sun from reaching Earth.
- 8. Babylonian and Egyptian civilizations used a primitive version of a sundial called
Down
- 1. The moon moves in an orbit around Earth, and at the same time, Earth orbits the sun. Sometimes Earth moves between the sun and the moon. When this happens, Earth blocks the sunlight that normally is reflected by the moon.
- 2. apparent movement of stars and other celestial bodies.
- 3. the Sun illuminates less than half of the visible.
- 4. a relatively small object that is orbiting around a planet.
- 6. occurs the moment when the Sun and Moon are aligned, with the Sun and Earth on opposite sides of the moon.