What change occurs to the mass of an object when an unbalanced force is applied to it?

As per Newton's II law when unbalanced force act on an object we will have

here it is product of mass and acceleration

so we can say that when unbalanced force acting on an object the object will start accelerating

so there will be no effect on the mass of the object

the mass will remain unchanged

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