Across
- 2. the rate at which electrical energy is converted into other forms of energy
- 5. an instrument used to measure wind speed
- 7. the change of a substance from one physical state to another
- 10. any pieces of information acquired through observation or experimentation
- 12. the burning of a substance
- 13. the largest population that an environment can support at any given time
- 14. the brightness of a star as seen from earth
- 16. a streamlike movement of ocean water far below the surface
- 17. the movement when the sun appears to cross the celestial equator
Down
- 1. the release of another electricity stored In a source
- 3. the study of the origin, properties, processes, and development of the universe
- 4. the change of state from a gas to a liquid
- 6. an instrument that measures atmospheric pressure
- 8. the measure of the force with which air molecules push on a surface
- 9. an object so massive and dense that even light cannot escape its gravity
- 11. a mixture of gases that surround a moon or a planet
- 15. an event in which the shadow of one celestial body falls on another
