Recent content by DrVincenzo

As a biologist, I am steadfast in my support of active vaccination as a key element in the induction of immune memory, thereby reducing the incidence and severity of childhood illness and strengthening the immune system. However, allow me to play devil's advocate in urging that we don't indulge...

Thanks for responding, and I do "get" your red text. However, I'm not looking for exact calculations, but rather seeking a way to find a lower limit to necessary velocity --- and let's say we idealize the situation. In other words, neglecting the other factors mentioned, let's look at a...

Hi, Understood, and there are, indeed other variables connected with friction, since the motorcycle wasn't on its wheelswhen it struck the car. ---But, let's forget the overturn. No matter what the value of those other variables, the momentum of the cycle must be sufficient to lift that 2850...

The situation in a recent motor vehicle accident : An 850-lb motorcycle-plus-driver strikes a 2850-pound car-plus-driver on the passenger side with enough force to completely overturn it (in other words lift it completely off the ground and onto its roof), that car's momentum then enough to...