riding a bike can have an advantage over a plane because if you don't want to pay money than a bike is better and that riding a bike gives you cardio.
no, because like our country tells us in a 2 wheeler vehicles is you put one foot 6 feet under the ground..
To make the bike riding experience better than solid wheels.
Foe a play bike, I don't know that one is better than the other. Think about where you would be riding and ride one of each and see what fits your riding style better.
It is healthier for you and better for the environment, and is a lot easier too.
There is not a separate motorcycle driving test other than the ones you will take at the DMV. Once received, you can start riding your bike on the public streets.
12mph is the same whether you are riding a dirt bike, a bicycle, driving a car, or running. 12mph is also about 3mph slower than a fit person running.
That's a matter of opinion. You have to come up with your own ideas and try both.
tell them that its better for the environment than taking the bus or driving a car.
A jump bike is more suited toward jumps, tricks and fancy riding. A regular bike is not suited toward these types of activities but mostly for normal riding.
Depends on what you want from your bike. A MTB is likely to have better riding characteristics than a freestyle bike, important if you want to cover any distances with your bike. But if you only want to ride at skate parks, then a freestyle bike is probably the better choice.
Depends. Bike riding is a decent cardio work out, so it's better than nothing. But a dedicated workout to make you a faster runner would have some weight training(squats, lunges) and then a lot of interval (sprint) training.