Need science help with bonus questions on Hinduism

MONDAY BONUS QUESTION: The worldview for Hindus, they see life and the world with several presuppositions.  What are they?

TUESDAY BONUS QUESTION:Did Hinduism emerge as the gradual result of contact between two traditions over the centuries?  Or did it develop from an intentional set of decisions to combine forms?

WEDNESDAY BONUS QUESTION: What is karma what does it mean?

THURSDAY BONUS QUESTION: There are 1028 hymns in the Rig Veda.  These make up the first portion of the Veda, and on one of the world’s oldest religious Scriptures.  What exactly does the term Veda mean?

FRIDAY BONUS QUESTION: What do the hymns of the Rig Veda incorporate? What occurred around 600 B.C.E., something changed.  What was this change?