I believe that the bumps you are talking about are also known as pimples. Basically, they are there to provide more grip, especially when the ball gets wet (e.g. with sweat). It works like a car's tyre, just that the rest of the surface is the grooves. Basketballs without the pimples or with them worn out are normally harder to play with, especiallly in fast movements that require alot of friction
A couple things may be causing a bump on your Basketball. First, if it was allowed to deflate, the basketball loses shape and this can create a weak spot when its pumped back up. Also, there could be a weakness in the rubber bladder inside the basketball that's causing a lump, similar to the way a car tire can get a lump from age and stress and structural weakness in the rubber.
they do get lumps when kicked.
Smash it with a hammer
underhand pass
your spine ya dummie
It might be Syphilis.
When you hit the bump, the mouse wakes up.
check shocks
No, you can't get HIV from sweat and bumping heads.
the bump after you get stung or bitten is caused by your body's immune system isolating the poison so it won't get into your blood stream
check your shock absorber
This "bump" may be one of several things. The most common bump is inflammation of the gum caused by some kind of trauma like eating sharp foods (potato chips) or it could be impacted food particles. If this bump persists or causes discomfort, it would be best to see your dentist to get his educated opinion on the bump and its cause.
YOU put the bump in the bump she bump she bump
Do not take a bump on the head lightly, it can be deadly if a blood clot or internal bleeding is there. .Any bump that causes unconsciousness should be looked at by a Dr. if the bump is minor it should start to go down on the second day but may still be tender for a week or more.
Because the heat causes the air inside the basketball to expand, which increases the pressure in the ball.