We need to know certain words to understand how the universe and we as human beings are born from it as well as how The God created this universe and beyond .
So let us understand the different words used in the explanation of this birth of the universe and beyond.
1) Three bodies of human beings ,physical body , the one that we see , the astral body , the body that we can not see but exact replica of the physical body, and the causal body , the one which is the cause of the all the bodies or the existence.These are called ' STHUL SHARIR ' SUKSHMA SHARIR ' AND 'KARAN SHRIR' respectively.
2)Three qualities, namely Tamasic , Rajasic and Satwik.Due to these qualities we 'act ', do different activities.
3)Panch Pran. there are 5 pranas. These are 5 forces of energy or life , but not exactly. These are Apaan Vyan . Udaan Samaan and Praan . When they are in relation to our body they are digestion assimilation , circulation excretion and the pran the life energy itself.
4)Panchamahabhute. The 5 great elements. These are not the elements in physics , but these sre the one in the universe and they make the universe and our physical body .They are 'Akash ' --the ether or the space, The vayu-the air, the Tej--the energy , Aapa,--water,and the Pruthwi ---the earth. The air is all the gases , the water is all liquids and the earth is all solids.