Across
- 3. all the planets and other objects that orbit around a star
- 7. to spin or turn around a central point, like the Earth around its axis
- 9. the eighth planet from the Sun in our solar system
- 11. one of four main directions; when you face this direction, west is to the left and east is to the right
- 13. a large, round object in the night sky that can reflect the Sun’s light
- 15. a tool that tells time by using the changing direction of shadows caused by the Sun's movement across the sky
- 17. one of four main directions; if you are facing north, it is to the left
- 19. the fourth planet from the Sun in our solar system
- 20. one of four main directions; if you are facing north, it is the direction behind you
- 21. energy from the Sun that can warm things up and be made into electricity; a renewable resource
- 23. a tool used to make very distant objects look closer, often used to look at space
- 24. the fifth planet from the Sun in our solar system
Down
- 1. a time of year with specific weather that repeats every year
- 2. a large, round object in outer space that orbits a star
- 4. the part of the Moon that we can see on a particular night
- 5. a pretend version of something that scientists use when the real thing is too big, small, or complicated to work with
- 6. something that happens again and again and again in a way that can be predicted
- 8. the second planet from the Sun in our solar system
- 10. the seventh planet from the Sun in our solar system
- 12. the sixth planet from the Sun in our solar system
- 14. circling another object, like the Earth around the Sun
- 16. the amount of matter an object has
- 18. to add a number to itself a certain number of times
- 19. the first planet from the Sun in our solar system
- 21. a panel that can absorb the Sun's light to use as a source of energy
- 22. moon phase when the Moon looks completely dark