Science exam

1. What we study outside our world
2. the penumbra experiences a partial eclipse.
3. Move in a circle around a axis
5. What keeps us on the ground
11. A object that gives us light
12. man made object that revolves around the earth
13. How dense something is
14. having the observable illuminated part greater than a semicircle and less than a circle.
16. An educated guess
18. Planets that aren't considered real planets
20. The bright thing in the sky every night
23. the area on the earth or moon experiencing the total phase of an eclipse.
24. having or representing the sun as the center, as in the accepted astronomical model of the solar system.
25. National Aeronautics and Space Administration.
27. The path of the planets as they orbit

1. Where we regularly study space in space
4. A thing that happens normally and often
6. To circle around an axis
7. A big rock that shoots across the sky sometimes
8. Where all planets are located together
9. When the moon is shown all the way to us
10. having or representing the earth as the center, as in former astronomical systems.
15. What we look through to see far away things
17. a tendency to do nothing or to remain unchanged.
19. An object that takes us to space
21. A bright light that shoots in space
22. To rotate around and axis
26. A person that goes in space