Across
- 1. A scientific law describes a
- 4. Most of the freshwater on Earth is found in
- 7. A vast, underwater mountain chain is called a
- 10. is a way to remember the scientific method
- 11. The stratosphere contains the
- 14. List the three things necessary for photosynthesis.
- 16. Plates move apart at?
Down
- 2. the _____ is used to measure temperature
- 3. What process takes rock to the inside of Earth?
- 5. The hypothesis that continents have slowly moved to their current locations is called
- 6. The boundary between cold and warm air masses is called
- 8. the____are the first to reach a seismograph after an earthquake.
- 9. is a measure of the amount of water vapor that air is holding compared to the amount needed for saturation at a specific temperature.
- 12. The troposphere is the layer of the atmosphere
- 13. The process of liquid changing to a gas at the surface of the liquid is called
- 15. When a scientist has tested her hypothesis, the next step in scientific inquiry is to