Across
- 3. an instrument used to measure seismic waves
- 4. charged particles flow out from sun’s surface
- 6. two plates come together, causing one to go under
- 9. largest part of earth’s interior
- 10. motion of plates of the outer layer
- 11. rock formed by the deposition of various materials
- 12. the study of the earth
- 13. the outer layer of a terrestrial planet
- 15. difference between items that make them unique
- 16. regions of high-energy ions in magnetosphere
Down
- 1. highly dense, central part of the planet
- 2. change in direction when sometimes enters at an angle
- 5. two tectonic plates move away from each other
- 7. region where planet’s magnetic field is carried by solar wind
- 8. waves a vibration that travels through earth’s interior caused by earthquakes
- 9. rock produced by physical and chemical alteration under high temperature
- 12. type of igneous rock that makes up
- 14. movement of hotter and cooler gas and liquid