How has our understanding of space rocks changed over time?

For the most part space rocks, like snow balls, gathered up pieces of other rocks. If the collision was dynamic enough a lot of energy would be generated heating them up. Our moon was formed by a large object hitting earth a glancing blow. A chunk of earth and that asteroid then became the mostly molten moon.

Explanation:

faze apex of course.

realistic fiction depicts life and society in a true to life  manner.

its main characters are dynamic.

they grow and transform with their experiences, making it easier for readers to  relate to them.

this genre primarily focuses on the  daily struggles  of ordinary people, validating their experiences.

hope that ! : )