One car length for every 10 mph.
three car spaces
Behind you
This depends on your speed and may depend on what country you live in. Where I live you should travel at a distance suitable for the speed you are traveling.
normal lights so others can see you.
You should always remain a safe distance when you are behind another vehicle. The recommended amount of space that you should leave is one and half car lengths.
3 seconds
100 ft4 seconds
whichever vehicle was the one traveling uphill
Keep your headlights on low beam.
1
No, it is not safe to ride in a pull-behind camper while traveling. Occupants should remain inside the towing vehicle for safety reasons, as campers are not designed for passengers and lack necessary safety features like seat belts and airbags. Riding in a camper can also be illegal in many jurisdictions. Always prioritize safety by traveling inside the designated vehicle.
You mean, besides a flak jacket? Just normal traveling clothes are fine. Women should carry a scarf to cover their hair if appropriate according to local customs.