when there's rain, snow, fog (and have them on at night), or anything that restricts your vision of the road.
you can have your car lights on at any time but you do not have to have them on
You must get away from the lights of the cities and roadways.
No. All lights that were manufactured with the car. and/or that are installed on the car, must be operational.
You must have two headlights, all other lights are in fact not headlights and just additional light aids.
Car lights get power from the batterie in the car, or in some cars oil gives car lights power.
The red ones in the rear of the car. Note: They are separate from and next to the red lights that are on constantly when you turn your head lights on.
Beeping or blinking lights indicate a problem within a car. In order to get the lights to stop, a person must fix the problem.
In most states any installed light has to work. All the lights normally on your car from the factory must work plus any aftermarket safety light such as fog lamps need to be in working order.
Yes, but you also must have operating turn signal lights.
On the back of a car there are tail lights, turn signals, and brake lights. Cars also have back up lights that tell people when the car is in reverse.
Flip open car lights/eyelid lights aren't as reliable as the lights today, and sometimes they get jammed. In other words they aren't as efficient as the car lights today.
Bad ground.