Final answer:
The best visibility when leaving the curb is achieved by checking mirrors, signaling, and doing an over-the-shoulder check, in addition to using car headlights for increased visibility.
Step-by-step explanation:
When leaving the curb from a parked position, best visibility can be gained by checking mirrors, using signals, and performing an over-the-shoulder check (also known as a head check).
It's important to be aware that when people know they are being observed, such as by another car or a police officer, their behavior might change. While this awareness affects driving behavior, ensuring one's own safe driving practice involves being vigilant and checking for blind spots before rejoining traffic. To improve visibility when leaving a curb, it is advisable to turn on the headlights on your car, especially in low light conditions, to make your vehicle more visible to others.
In terms of physics, as according to relativity, light from the car's headlights moves away from the car at a constant speed (denoted as 'c'), ensuring that the headlights are effective for the driver in any condition. Additionally, with reference to auditory perception, the actual frequency of a siren is best matched with the frequency observed when an ambulance is directly in front of the observer, which shows the importance of direct alignment for accurate sensory perception, be it visual or auditory.