According to the blessings Paul wrote, we humans have a body, a soul, and a spirit. If you believe God’s Word then we can go further, with a Physics lesson. If you doubt God’s Word is as He wants it for us, then I leave you in your doubts for God to deal with you further.
Joseph Heller would be proud. In order for you to explain the "Trinity" I first need to assent to a belief in this "Godhead". And you propose to do it in the form of a Physics lesson.
Do you know what the term agnostic means?
Thought you might find the discussion from here and following ... interesting. Ping pong