Aconsider a circular vertical loop-the-loop on a roller coaster. a car coasts without power around the loop. determine the difference between them a mass of m at the top of the loop and the normal force exerted by the car on her at the bottom of the loop express your answer in terms of m and the acceleration due to gravity g. evo ao o a?

it may be wrong but i think its a

the word that best describes martin luther king jr.'s tone in the video is dignified

martin luther king, jr. was a social activist and baptist minister who played a key role in the american civil rights movement from the mid-1950s until his assassination in 1968. the video shows his manner and attitude having or showing a composed or serious manner that is worthy of respect so dignified is the correct answer