Earth Motion Review

3. our home planet and the 3rd planet from the sun
5. the collection of eight planets and their moons in orbit around the sun, together with smaller bodies in the form of asteroids, meteoroids, and comets.
9. the complete orbit that a celestial body makes around a more massive celestial body
14. the name of our solar system
15. an event when the moon blocks the view of the Sun from Earth
18. three hundred and sixty five days going around the sun
19. a small rocky body orbiting the sun

1. an event when Earth casts a shadow on the moon
2. each of the four divisions of the year (spring, summer, autumn, and winter)
4. the force that holds the earth in orbit around the sun
6. an imaginary line about which a body rotates.
7. this object orbits the earth once every twenty eight days
8. the action of rotating around an axis or center.
10. a celestial object consisting of a nucleus of ice and dust and, when near the sun, a “tail” of gas and dust particles pointing away from the sun.
11. an event when one celestial body blocks the light of another celestial body
12. the northern and southern ends of the axis of rotation.
13. twenty four hours and one earth rotation
16. an imaginary line around the middle of a planet
17. is a regular, repeating path that one object in space takes around another one