Physics 01
Why Do You Feel Pushed Outward on a Bend?
Nothing pushes you outward on a bend: the car turns and you go straight. Centrifugal vs centripetal force, with numbers for cars, spin cycles and orbits.
newton's laws
Physics 02
Why Don't You Feel the Gravity of the Person Next to You?
Two people 1 m apart attract each other with 3.3 × 10⁻⁷ N. Here is the calculation, why Earth wins by a factor of two billion, and when the pull matters.