Answer:
As Earth grew larger, the increased pressure on Earth's interior caused it to compress and heat up. Heat also came from friction when melted material was redistributed within Earth, forming the core and mantle. A major source of Earth's heat is radioactivity, the energy released when the unstable atoms decay.
Because people what to do what he whated to do
The French and the British dispute began when both sides wanted the Ohio River Valley and could not conclude to a solution thus why war started. Both sides wanted it to expand settlements into the area. The French made allies with some local Indians because they were struggling to take colonies in North America. The British lost this war putting them in high debt which would soon cause problems against the American Colony.
Answer:
It is a theory because it was developed with many new experiments, and it explained the observations.
Explanation:
A scientific theory is a term in science that serves as a description and explanation to the manifestation of occurrence of events. It involves fully assessed justification for a set of observations or empirical findings.
Hence, in this case, the correct answer is: "It is a theory because it was developed with many new experiments, and it explained the observations."