Across
- 3. waves are the first to reach a seismograph after an earthquake
- 4. drift The hypothesis that continents have slowly moved to their current locations is called
- 5. and record When a scientist has tested her hypothesis, the next step in scientific inquiry is to
- 7. ridge A vast, underwater mountain chain is called a
- 8. boundary plates move apart at
Down
- 1. to measure temperature.
- 2. List the 7 steps of the scientific method in order
- 6. What process takes the rock to the inside of Earth