because it is fun
No type of glue should be used on seat belts.
It is probable that no one knows this answer. Auto seat belts came into use well after seat belts had been in common usage in aircraft for decades and decades!
When riding a bicycle with a child on a rear seat, make sure the child wears a properly fitted helmet. Use a secure and sturdy child seat with safety straps. Check that the seat is properly attached to the bike. Ride at a safe speed and avoid sudden movements. Be mindful of traffic and road conditions. Always supervise the child and communicate clearly with them during the ride.
That's all down to how hard you're riding. Most people will use more effort when riding IRL than riding stationary bikes.
A bicycle alone only use up space. But a human riding a bicycle will have to use force to get the bicycle to do anything, by pushing on the pedals, pulling on the handlebar ASO.
Yes.
You should probably state your country, in Canada all persons regardless of age must use seat belts.
The number of crashes is not affected by the use (or lack thereof) of seat belts. The level of injury however is very significantly increased by the non-use of seat belts.
To indicate that you are braking while riding a bicycle, you should use your left hand to extend downward with your palm facing backward.
Consumers' desire for more comfortable seat belts led engineers to improve seat belts
I like riding my bicycle around the house.
To sit comfortably while riding a bicycle, make sure your seat is adjusted to the right height and angle. Keep your back straight and shoulders relaxed. Use your core muscles to support your posture and distribute your weight evenly on the seat. Adjust your handlebars to a comfortable position and avoid leaning too far forward or backward. Practice good posture and make small adjustments as needed to find the most comfortable riding position.