Which of the following is not a required characteristic of a well-written melody? variation in pitch shape lyrics phrase

Atrajectory has an initial velocity of 1,000 meters per second, and 5 seconds later, it has a velocity of 500 meters per second. which is the acceleration of the trajectory?

Air is made of gaseous elements and compounds that interact but are not bound to each other. so air can be considered a

Langston hughes's poem "madam and the rent man" reflects its historical setting because madam's apartment is in a serious state of disrepair and the landlord will not fix it. madam is at the mercy of a rent man who does not care and takes advantage of her. madam's words show her frustration about being treated unfairly and her determination to fight for what is right. madam does not feel that she has the power to stand up for herself when confronted by the rent man.