Judaism is considered to be a monotheistic religion, yet the Hebrew Bible shows unmistakable traces of polytheism (e., Genesis 35:2, Exod.11, Psalm...

Judaism is considered to be a monotheistic religion, yet the Hebrew Bible shows unmistakable traces of polytheism (e.g., Genesis 35:2, Exod. 15:11, Psalm 95:3). (1) How can it be explained that Judaism is a monotheistic religion but clearly acknowledges other gods?

Judaism is an "ethical monotheistic" religion - meaning that its conception of what counts as moral and ethical behavior is derived from a single deity. (2) What relation does Abraham play in understanding the nature of morality within Judaism?