While the planet was partially melted, particles moved due to gravity. At first the mixture of rock and metal inside Earth was mostly uniform. Earth's molten state then allowed materials within the planet to move and flow. The force of gravity pulled high-density materials toward the center, and materials with low densities were pushed toward the surface. What is this process called?​

According to the belmont report, the moral requirement that there be fair outcomes in the selection of research subjects, expresses the principle of: a. beneficence.b. respect for persons.c. justice.

If both the president and the vice president can no longer serve, who will become the next head of state?

How did the southeast asia treaty organization (seato) carry out the united states policy on containment? a. seato promoted the creation of united nation military bases to create regional defense. b. seato founded an organization seeking to educate southeastern asian countries on communism. c. seato established a regional economic union to promote monetary security. d. seato sought to provide regional security in southeast asia by establishing alliances.