PLEASE HELP BRAINLIEST

The energy possessed by the object due to its motion.

The kinetic energy of the body depends on the mass and velocity. As the question says the velocity of all the marbles is same thus only masses depends the kinetic energy of the marbles. The mass of Marble D is the more than the other marbles thus it will have the most Kinetic Energy.

Lets consider all the marbles have the same speed that is 5 m/s

it is very well related to a lot of things but with my limited knowledge i can confidently say that the answer is space.

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