A box slides across a frictionless floor with an initial speed of 1.8m/s. It encounters a rough region where the coefficient of frictionless is 0.7. What is the shortest length of rough floor will stop the box? V=1.8 uk=0.7

hi i’m sorry to call us today so we will get back with y’all and we will have to do it haha omg was the day

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

f=ma newton

f=100x2.5=250n