Earthquake Crossword Puzzle
Across
- 2. A ______ ______ is a reverse fault in which the line of angle is nearly horizontal.
- 3. When a fault dips at an angle it is called a _________.
- 7. Deadly waves due to shock waves in the ocean
- 9. A type of wave that creates a rolling motion as it moves up and down
- 12. This scale was used in the early 20th century, and in this scale earthquakes were determined by what people felt and how much damage was done
- 17. A bend in the Earth that bends down towards Earth's core
- 18. _________ ______ are a type of body wave that reaches the seismometer second, and changes the rock shape as it moves up and down through the Earth.
- 19. Wet soils _______ making them unstable and very dangerous.
- 21. A ______ is the distance the rocks move along the fault.
- 22. A common form of stress that occurs at transform boundaries
- 23. This is a machine that records seismic waves during an earthquake
- 24. This type of wave is very fast and reaches the seismometer first
Down
- 1. Describes the general way that earthquakes occur
- 4. A area in which there is many faults or fractures in the crust rock
- 5. A type of wave that moves side to side similar to a snake motion
- 6. A ________ is a paper record of the seismic waves the seismograph perceived.
- 8. A fold in the Earth that arches upwards
- 10. This type of bend in the Earth is a "one step" bend in which the oldest rocks are at the bottom and the youngest at the top
- 11. The ________ ________ ______ measures the magnitude of an earthquake by the energy released by the earthquakes largest jolt.
- 12. This scale is the most favored of all, because it measures the amount of energy released by the whole earthquake
- 13. The height wave from the center line to its crest is a waves ________.
- 14. A type of carer path that involves working with seismographs and predicting earthquakes
- 15. These waves travel across the surface of the Earth outward from the epicenter
- 16. The area on land surface just above the focus is called the ______.
- 20. These waves are seismic waves that travel through the Earth's interior