Across
- 2. gases Harmful gases released during a volcanic eruption, such as sulfur dioxide and carbon monoxide.
- 4. The apparent path of the Sun across the sky throughout the year.
- 7. Fine particles of rock and minerals ejected during a volcanic eruption.
- 12. The largest moon of Saturn, with a thick atmosphere.
- 13. Sudden shaking of the Earth's surface caused by movement along fault lines.
- 16. The point on Earth's surface directly above the earthquake's hypocenter.
- 19. system The planetary system that includes the Sun and its orbiting planets.
- 20. scale A scale used to measure the magnitude of an earthquake.
- 23. The star at the center of our Solar System.
- 24. Molten rock that moves over the Earth's surface during a volcanic eruption.
- 26. An instrument used to detect and record earthquake vibrations.
- 27. The movement of rock, soil, and debris down a slope due to gravity.
- 28. The largest moon of Neptune, known for its retrograde orbit.
- 29. The smallest and closest planet to the Sun.
- 31. The seventh planet from the Sun, known for its tilted rotation.
- 32. planets The four inner planets of the Solar System: Mercury, Venus, Earth, and Mars.
- 35. The visible surface of the Sun from which light is emitted.
- 36. The central core of a comet, composed of ice, dust, and rock.
- 38. Way The galaxy that contains our Solar System.
- 39. planets The gas giants of the Solar System: Jupiter, Saturn, Uranus, and Neptune.
- 40. Rapid flows of snow and ice down a mountain slope.
Down
- 1. The eighth and farthest planet from the Sun, known for its strong winds.
- 3. A layer of the Sun's atmosphere located between the photosphere and corona.
- 5. system A group of celestial bodies, including planets, orbiting a star.
- 6. A volcanic moon of Jupiter, known for its active volcanoes.
- 8. The sixth planet from the Sun, famous for its ring system.
- 9. The force that attracts objects toward one another, especially toward the center of a planet.
- 10. A destructive mudflow on the slopes of a volcano.
- 11. The second planet from the Sun, known for its thick, toxic atmosphere.
- 13. The third planet from the Sun and the only known planet to support life.
- 14. The fourth planet from the Sun, often called the "Red Planet."
- 15. The underground point where an earthquake originates.
- 17. The observed effects and damage caused by an earthquake.
- 18. The oval-shaped orbit of planets around the Sun.
- 21. Large ocean waves caused by underwater earthquakes or volcanic eruptions.
- 22. A fast-moving flow of hot gas, ash, and volcanic debris.
- 25. The scientific study of volcanoes and volcanic activity.
- 30. A violent release of energy during a volcanic eruption.
- 33. The largest planet in the Solar System, known for its Great Red Spot.
- 34. One of the two small moons of Mars.
- 37. The outermost layer of the Sun's atmosphere, visible during a solar eclipse.
- 38. The measure of energy released by an earthquake.