a 0.25kg cart rolling at 0.8m/s climbs an incline. if the cart gains a height of 0.02 over a distance of 0.3m, what is the force of friction acting on the cart?

answer: a) y=-8x+5

a) m= -8

b) m= -2

c) m= 7

d) m= 6

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

answerdmitry mendeleyev made a workable classification of the elements