Across
- 2. huge spheres of gas
- 4. largest star in our solar system
- 7. comets, asteroids, moons, and planets
- 8. the reason for the Earths season
- 10. the layer that protects earth from harmful rays
Down
- 1. the type of tide when they are at their highest and lowest
- 3. imaginary line going through the earth
- 5. the type of tide when there is the least amount of difference between the tides
- 6. stars, gas, and dust held together by gravity
- 9. where fusion in the sun takes place