There's no universal law regarding kids and helmets, so the regulations are different from place to place. You need to check what's valid in your location.
A bike helmet is very important for the safety of kids and adults alike. They are readily available at a number of retailers, and it may be required to wear by law (depending on location). Bike helmets have a foam insert that should snugly fit the head, with the neck strap tightened to within one finger's thickness.
Yes. You badly need them when you race or when you go biking. They are worn for protection. If in case there are accidents, your head will not suffer from too much injuries. Other states already made a law regarding helmets.
It will depend. Was the kid on the bike violating the law? If so, and the driver wasn't breaking any law it would be the kids fault. If the kid on the bike had the right of way, then it would be the drivers fault.
In most states DOT helmets are required.
Laws regarding riding a bike on the sidewalk vary by location. In some places, it is illegal to ride a bike on the sidewalk, while in others it is allowed. It is important to check the local laws and regulations to determine if it is permitted in your area.
Helmets are worn to protect your head from concussion or fatal injuries that have a relation to heads. If you wear a helmet while riding a bike, there is a chance you might fall but the helmet saving you. It is law that you were a helmet when riding a bike or motorcycle, ATV, etc.. If you are caught by the law not wearing a helmet while riding said vehicles, you may be fined around $20 - $200.
That would be dependent on local law, age/weight of additional rider and type of bike. Many places forbids an adult to carry another adult on the rack of a bike, while tandems and carrying kids are OK.
Don't understand the question. There is no law saying there has to be bike lanes or bike paths.
Each state has there own laws regarding children in car seats, you would need to check with your located DMV.
There is no law regarding vacation pay. That is a union issue and/or a timeskeeper's duty.
Yes, Jude Law has 6 kids.
If the bike came out with blinkers , they have be on the bike and work .