Across
- 3. measures temperature
- 5. container used to keep liquids hot or cold.
- 7. instrument for viewing objects that are above the level of direct sight
- 12. the border around a two-dimensional figure
- 15. the study of Earth's surface
- 16. the study of how the earth was formed
- 17. study of animals
- 18. control unit for a heating or cooling system
- 19. measurement equaling one-thousandth of a meter
Down
- 1. a line segment through the center of a circle with its ends on the circle's circumference
- 2. a metric unit of length equal to 1,000 meters
- 4. measures speed
- 6. used to examine objects that are too small to be seen by the naked eye
- 8. the study of myths
- 9. description of a person's life
- 10. a device used to observe distant objects
- 11. the study of life and all living matter
- 13. measures atmospheric pressure
- 14. a history of a person's life written or told by that person