heat energy

4. - Molten materials is under tremendous _____?
5. - It focuses on the process of accretion and its potential relationship to temperature.
10. - Since the earth's primary source of internal heat is the disintegration of certain naturally occurring isotopes inside of it, it is referred to as ___.
12. - From the earth's core to its mantle, there had been ___ of heat.
14. - This is under tremendous pressure.
15. - This tremendous pressure conditions acquires the property of a solid and probably in ___.

1. - Less heat escapes from the surface of the planet than heat produced by internal __.
2. - It explicitly asks about the temperature of the planetesimal.
3. - The pressure and density are simply too great for the iron atoms to move into ___.
6. - The question asks about the role of radioactive decay in internal heating, which is a key factor influencing temperature.
7. - Nickle and Iron
8. - pressure released from it prevents the iron and other minimal amount of some elements from___.
9. - The question centers around this specific type of celestial body.
11. - This has intense pressure.
13. - It took a very long time for it to travel from the Earth's interior to its surface