Question 3 (2 points) Think about what forces are involved in the different parts of this investigation. Explain why there is a difference in the amount of Newtons measured when yo weighed the objects versus when you pulled the objects across a surface. Your answer should mention how the force=mass acceleration formula is involved.

Andy wants to find the distance d across a river. he located points as shown in the figure, then use similar triangles to find that d = 223.5 feet. how can you tell without calculating that he must be wrong? tell what you think he did wrong and correct his error. round your answer to the nearest tenth if necessary. andy must have used the wrong . the distance d is actually feet.