White rice is traditional, for fertility for the newly wed couple. Rice isn't usually used anymore since it can kill the birds that eat the rice. Some alternatives are blowing bubbles at them or throwing bird seed.
Also, seeing that pelt means to assail, you aren't really supposed to "pelt" them with it. You throw it in their direction, but it is supposed to be a nice seeing off, not an all out assault.
its supposed to be the groom/his family. sometimes the bride's father will pay, but never the bride.
It is not essential. Some brides do but that is a personal choice.
the bride and the groom is first, then the bride and her father, and then the groom and his mother. After that the bride dance with her new dad and groom dance with his new mom.
A bride groom is a male. Bride's maids are females.
The opposite gender of groom is bride
Both
bride and groom or horse and groom
He's considered her "fiance"
The bride and groom can pay for it themselves.
The groom buys the engagement ring and band for his bride to be and the bride to be buys the band for the groom.
The opposite gender of bride is bridegroom, or groom.
The groom should buy the engagement and wedding ring for his bride to be and the bride to be should buy the groom's wedding band.