Question

Mass of older brother is 40 kg

Mass of younger brother is 30kg

(A) whould conservation of momentum apply if the system of objects was the sled and both brothers? (B) suppose the younger brother is traveling at 2.0 m/s just before jumping on the sled. How fast is the older brother we traveling so the sled will slide (ideally) into the goal? Show/explain your method (C) assuming the two brothers are each traveling at appropriate speed to get to this sled( and themselves) into the soccer goal, how fast is the sled traveling after the two brothers get on it? (D) could the two brothers jumping on the sled be considered an elastic collection? Explain The two brothers from the previous problem decide that they would try a new game with their sled. They go to a nearby icy soccer field with their plastic disk sled(masotsled-10kg. The ofthe pm have both brothers run up to the sled from different angles (as shown below) and jump on the sled simultaneously. They win if the sled with the two brothers on top slides into the soccer field goal (oote it's a little kid soccer goal as opposed to a regulation soccer goal) Younger Brother Goal Sled 60 30" Older Brother

Answer 1