I imagine that you are referring to the small clots of blood. Duringmenstruation, a mucous like secretion, in addition to blood, nourishes the lining of the uterus in preparation for a fertilized egg. When a fertilized egg does not attach, this lining is shed (released) and the blood can appear as "balls" or clots.
Those giant inflatable balls that you can go inside are called zorbs or human hamster balls. They are typically used for fun activities like rolling down hills or across water.
Those are power flashes. They often occur when strong winds from a hurricane, tornado, or other powerful storm interfere with power lines, causing electricity to arc.
From the blood it is pumping, the blood pervades are organs and carries food /energy for those organs to function.
An example of an organization that serves in a support capacity is the Red Cross, providing disaster relief, blood donations, and assistance to those in need during emergencies.
Red pulp is involved as a reservoir for formed elements of the blood. Source: I'm Awesome
The white balls they throw at the winter part of their concerts are styrofoam balls and are supposed to represent snowballs.
There are a number of names for the balls - generally they are called zorbing balls or OGOs.
Ebonite makes those bowling balls.
The dollor store
Ball Pools
Most balls are indeed hollow; they have air pressure inside. However, there are balls that don't have air. Those ones are not hollow.
These balls are nice balls. I like to shuffle with them to the party rock anthem. then we play spot the ball. hehe its so much fun! i love those balls in the yard.
Those are called Newton's cradle or Newton's balls.
No. O Positive is an alien blood group and only those whose mothers were abducted and impregnated during a zero-g orgy are born with this blood type.
balls
You can catch Mewtwo with any Poké Ball and those include the regular Poké Ball as well as the Great Balls, Ultra Balls, Dusk Balls and Nest Balls.
You can't buy those, i think.