why do things that are bigger move more slowly?

Question

I know the rules say “don’t literally explain it as if it’s a 5-year-old” but in this case I truly think the “dumbest” you can make the answer, the better

In: 1

Answer 1

Mass equals inertia. Bigger things don´t move slower, they just need more energy to stop being in rest or in uniform rectilinear motion.