Friday
Across
- 3. to travel around
- 4. closest planet to the sun
- 8. nearly exact; about
- 11. planets made of a mix of rocks, dirt, and minerals
- 12. to discover the value of something
Down
- 1. determining something using mathematics
- 2. having to do with space
- 3. planets made up mostly of gas
- 5. standards by which something is measured
- 6. round, three-dimensional figures
- 7. width of a circle
- 9. furthest planet from the sun
- 10. star at the center of our solar system