Across
- 4. the factors in an experiments that remain the same
- 5. when the sun's rays strike earth directly at the equator
- 7. Variable factor in an experiment that is manipulated or changed by the investigator
- 9. temperature
- 13. wind
- 14. either supports or does not support a hypothesis
- 16. wind speed
- 18. Earth's yearly orbit around the sun
Down
- 1. relative humidity
- 2. Pacific Ocean
- 3. moon phases in which the amount of lighted surface seen on Earth increases
- 6. Variable measured or observed during the an experiment
- 7. a logical conclusion based on available information or evidence
- 8. statement about what will happen next in a sequence of events
- 10. the act of watching and recording what occurs
- 11. air pressure
- 12. humans
- 15. Mt Everest
- 17. turning of Earth on its axis