Cross words

4. the time in spiring when the night and day are equal in length
6. the rigid outer part of the earth, consisting of the crust and upper mantle
8. extends from earth's interior out into space where it interacts with the solar wind.
10. when the sun has the longest path in the sky, longest day of the
11. waves that travel through the earth or along the earth's surface
12. transverse waves that cannot travel through liquid.
15. A less dence portion of the earths crust under the containants

1. a hot dence ball of iron in the middle of the earth.
2. Liquid iron/nickle layer of earth between the inner core and mantle
3. molten rocks and metal lying beneath the lithosphere where volcanoes get their lava.
5. seperation of earth into different layers of densities towards the center
7. the bending of waves as they pass from a medium of one density to different density.
9. compressional waves that travel through the earth.
13. A more dense portion of the earths crust under the ocean
14. The boundary between the crust and mantle