3. A picture frame is knocked off a wall and accelerates uniformly to the floor. If the picture was hung 2.5 m above the floor and there is no air resistance, which equation would you use to determine how long it takes the picture frame to reach the floor? a . f + Ad At 2 b . V. = Vita, At c. Ad = V.At+ N/ - d. V =1 Vi + 2a, Ad