The same ball should be used. Molten Pro Touch is the most popular ball in use today. Younger children may prefer to use the "soft touch" edition. This will prevent the sting on the fore arms after bumping the ball.
what is the difference between elementary and basic
One is faster than the other!
outdoor volleyball is played by the beach. Inside volleyball is played by the gym.
Identify the difference between primary sector and secondary sector
secondary is cooler
The two are synonymous. There is no difference.
what are the diffrence between primary reserve and secondary reserve?
The difference between beach volleyball and sitting volleyball is that on the beach you do not sit to play volleyball where as obviously in sitting volleyball you would. Also I believe that usually disabled people play sitting volleyball. But I am quite sure that sitting volleyball could be played at the beach.
nothing but the skill level and the hardneess
Primary can't be recharged, secondary can be recharged.
there is no difference just grades and hard work
there is no difference!