In the scaled diagram, two forces, F1 and F2 , act on a 4.0-kilogram block at point P. Force F1 has a magnitude of 12 Newtons, and is directed toward the right. Force F2 has a magnitude of 5 Newtons and is directed toward the left.

here we know that ball will drop down by total distance 3.2 m

so here we know that

now using kinematics

now in the same time it will cover horizontal distance of 0.75 m

so speed of the ball will be

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