Accelerated Frame
of Reference
¥You are inside a stationary car on a
frictionless floor.
¥What happens if the car begins to
accelerate?
Inside the car, it appears
that a mysterious force is
attracting you to the back wall of the box car.
Your frame of reference, the close box car,
is accelerating.
Someone outside the car
sees the car is accelerating. A
force is accelerating the box
car, but you are not accelerating.
Their frame of reference is not accelerating.