Step-by-step explanation:
Internal conflict is a state of psychological turmoil created by the protagonist's emotions.
External conflict is a state of physical struggle between adversaries that may or may not result in bloodshed. There are different types of each type, but outer conflict does not mean that it is violent. For example, someone might be fighting for their equality at work and this might provide external conflict, while the character's internal conflicts include racism and aloneness after divorce.