The superheroine Xanaxa, who has a mass of 66.5 kg , is pursuing the 76.1 kg archvillain Lexlax. She leaps from the ground to the top of a 189 m high building then dives off it and comes to rest at the bottom of a 18.5 m deep excavation where she finds Lexlax and neutralizes him. Does all this bring about a net gain or a net loss of gravitational potential energy

show the diagram then i will answer

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

answer: 31, 5556. 952 seconds

answercollision;