How many points must a team win by to win a game?
(volleyball)

1). explain how health, quality of life, and self-esteem are all

So i have a lot of answers answered but it says i still need to answer more questions. why is it doing that? how many questions need to be answered?

What is the main difference between trace elements and the main elements that make up the body? 1) main elements consist of heavier atoms. 2) trace elements are only needed in small amounts. 3) trace elements consist of heavier atoms. 4) main elements are only needed in small amounts.