The train would need the greatest amount of force due to weight! If you think of it, a baseball won't need much force to stop it, but if you have a heavy train, it will need excessive force to stop the train. The answer would be #3
I hope this answer helps!
Sorry if it doesn't make sense, as I don't know that much about physics! I am just thinking of what makes sense.
Answer:
huh,? can you explain the question more please
Hi Pupil Here's your answer ::
➡➡➡➡➡➡➡➡➡➡➡➡➡
An Athelete run some distance before taking a long jump because by running the Athelete gives himself larger inertia of motion.
⬅⬅⬅⬅⬅⬅⬅⬅⬅⬅⬅⬅⬅
Hope this helps .....
