Across
- 1. the attraction that the earth has on an object
- 6. earth centered
- 10. increase in number,volume, or scope
- 11. period in which many scientific advances were made
Down
- 2. the belief that reason and experience must be present for the solution of the problems
- 3. the time span between the birth of a child and their parents
- 4. the steps for an orderly search for knowledge
- 5. having or relating to the sun as the center
- 7. a substance that consists atoms of one kind
- 8. explanation of how or why something happens
- 9. oval shapes