Why Did the Planetesimals in the Asteroid Belt Never Coalesce

question 17

Essay

Why did the planetesimals in the asteroid belt never coalesce into a planet?

---

Definitions:

Self-fulfilling Prophecy

A phenomenon where an initially inaccurate expectation leads to actions that cause the expectation to come true, thereby confirming its own accuracy.

Outcome Expectancy

An individual's belief about the likelihood that a specific behavior or action will lead to a particular outcome.

Optimistic Bias

The tendency to believe that one is less likely to experience negative events and more likely to experience positive events compared to others.

Pessimistic Bias

The tendency to overestimate the likelihood of negative outcomes or events happening in the future.