Space & Solar System

12345678910
Across
  1. 1. A pretend version of something that scientists use when the real thing is too big, or too small, or too complicated to work with.
  2. 5. All the planets and other objects that orbit around a star.
  3. 7. A large round object in outer space that orbits a star.
  4. 9. A group of stars in the night sky that form a pattern
  5. 10. To spin around a central point like the Earth around it's axis.
Down
  1. 2. Circling around another object llke the Earth around the sun.
  2. 3. The amount of space between 2 things
  3. 4. something that happens again and again in a way that can be predicted.
  4. 6. A set of events that repeats in the same order over and over again.
  5. 8. An imaginary line that goes through the middle of the Earth.