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Using the knowledge of physics, talk about the harm of automobile overload? (Write two articles)

Answer: (1) overload: heavy mass and large inertia are easy to cause traffic accidents.

(2) Overload: large mass, certain speed, large kinetic energy, much work that can be done when an accident occurs, and great harm.

(3) Overload: large mass, large gravity, large pressure on the ground, a certain stress area, large pressure, easy to damage the road surface.