Question: A sled and rider, gliding over horizontal, frictionless ice at 5.8 m/s, have a combined mass of 86 kg. The sled then slides over a rough spot in the ice, slowing down to 3.0 m/s. What impulse was delivered to the sled by the friction force from the rough spot? The response must be typed, single spaced, must be in times new roman font (size 12) and must follow the APA format.