Answer: Self-awareness is when you are conscious of what your actions, behavior, or words can do to others or yourself.
Assertiveness is when you have the confidence or ability to stand up for something but in a respectful matter.
Power relations are when you're in a relationship where one person, male or female, has power/status over the other individual. The person could make the other do whatever they want or wish for.
Gender is the characteristics of a woman, man, boy, and girl that are socially constructed matter. Meaning that you have "roles" or "behaviors" of your gender.
Masculinity is qualities or attributes regarding being a man. For example, having muscle, being taller, being "handsome," etc.
Homophobia is te dislikeness or prejudice towards a person for its sexual preferences. Example: You don't like this person just because they are a lesbian or bisexual. The reason why it's homophobia it's that you not disliking the person because of their behavior or how they treat others, but because of their sexual preferences.
I hope it helps you! :)