Earths Interior

2. can travel through solids and liquids
5. the earths curst is mostly composed of a molecule called
8. earths core is believed to be made up of
10. Evidence suggests that the core is composed mostly of
11. rocks that come from the upper mantle are called
13. can only travel through solids
14. layers are separated based on how they
15. Transfer of heat as electromagnetic waves
16. The (...) is made of liquid iron and nickel
19. is made of Earth’s middle and lower mantle. Scientists believe this layer is a fluid, semi-solid
23. show that earthquake waves change velocity as they move through the earth.
25. is a hot, semi-solid layer just below the lithosphere.
26. is made of solid iron and nickel

1. The group of scientists that study what the layers are made of look at
3. tells us that the center of the earth is so squished that the iron and nickel are in a solid state of matter
4. tells us there is a lot of iron and nickel in the center of the earth.
6. Transfer of heat from one place to another in a fluid motion
7. peridotite xenoliths rocks have very high (...) points
9. is the solid outer layer of the earth.
12. is evidence of earths core
16. It is made of Earth’s upper core
17. This is the innermost portion of the Earth
18. The group of scientists that study how the layers interact look at
20. Transfer of heat that occurs when atoms vibrate against one another
21. tells us that those heavy elements sink
22. Outer most layer of the Earth.
24. Thick, hot layer in the middle of the earth