Well, basically, the facts about these concepts which are: Shahada, Salat, Zakat, Sawm, and Hajj is that:
Shahda: is the beleif that there is one god Allah, and that there are not many gods but only ONE.
Salat: is the concept of praying which is needed five times a day.
Zakat: is the righteous way to give donations to the needy.
Sawm: fasting in the month of Ramadan.
Hajj: the pilgrimage to the holy cities of Saudi Arabia, Mecca and Medina, where pilgrims pray there.