Earth Crossword

3. The height of a landform above sea level
6. All living organisms on Earth
8. The thickest layer of slowly moving solid rock between the crust and core
9. A natural feature of Earth’s surface
11. Slower seismic waves that only travel through solids
16. Fast-moving seismic waves that travel through solids and liquids
17. The difference in elevation between the highest and lowest points in an area
18. Elevated flat areas that rise sharply above surrounding land
20. Solid Earth, including rocks, minerals, landforms, and interior layers
24. Large, flat areas of land
26. The arrangement of physical features on Earth’s surface
28. All water on Earth: oceans, lakes, rivers, groundwater, ice, snow, and water vapor
29. The strong, lower part of the mantle

1. The solid portion of the core, made of iron and nickel
2. A giant cloud of gas and dust that collapsed under gravity to form the sun and planets
4. High, steeply rising areas of land, often with peaks
5. Waves Vibrations caused by earthquakes that travel through Earth
7. The magnetic field generated by the movement of liquid iron in Earth’s outer core
10. The liquid portion of the core, made of iron and nickel
12. The layer of gases surrounding Earth, including oxygen, carbon dioxide, nitrogen, etc.
13. The central layer of Earth, mostly iron and nickel
14. The measure of how compact a material is; denser materials sink, less dense materials rise
15. Rock or material that is melted due to high heat
19. The partially melted, flowing layer of the mantle below the lithosphere
21. A tool used by scientists to measure seismic waves
22. The rigid outermost layer of Earth, including the crust and uppermost mantle
23. The force that pulls objects toward the center of the Earth, forming its spherical shape
25. The thin, rocky outer layer of Earth; includes continental and oceanic crust
27. Harmful energy from the sun blocked by the magnetosphere