Final answer:
The student's physics question queries the force felt when a group of dogs with a combined mass of 201 kg hit them at 7 m/s. To properly determine the force, additional information such as the time of impact or the deceleration distance would be required.
Step-by-step explanation:
The question addresses a scenario where a student is asking about the force exerted when their dogs, with a combined weight of 201 kg, hit them at a speed of 7 m/s. To answer this, one would need to apply principles from dynamics in physics, focusing on concepts such as impulse and momentum. However, the information provided is lacking the time during which the collision occurs or the distance over which the dogs slow down to a stop, thus preventing us from calculating the force directly. Usually, the force in such a scenario would be determined by the impulse-momentum theorem: Force = change in momentum / time taken for the change. With the presented data, we can calculate the dogs' momentum, but not the force of the impact, since the time or distance of deceleration is not given.